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record_id
string
scenario
string
year
int64
setting
string
age
int64
sex
string
is_child
int64
body_weight_kg
float64
primary_staple
string
storage_method
string
proper_storage
int64
market_source
string
contaminated
int64
afb1_level_ng_g
float64
exceeds_regulatory_20
int64
exceeds_eu_limit_4
int64
consumption_g_day
float64
edi_ng_kg_bw_day
float64
exceeds_pmtdi
int64
af_albumin_adduct_pg_mg
float64
elevated_adduct
int64
hbv_positive
int64
hcc_case
int64
liver_inflammation
int64
jaundice
int64
aflatoxin_stunting
int64
aflatoxin_underweight
int64
immune_suppression
int64
aflatoxin_aware
int64
food_tested
int64
aflasafe_biocontrol
int64
MAI-00000
maize_humid_zone
2,022
rural
43
female
0
40.5
sorghum_millet
hermetic_bag
1
own_farm
1
3
0
0
388
0.03
0
3.4
0
0
0
0
0
0
0
0
0
0
0
MAI-00001
maize_humid_zone
2,020
peri_urban
17
female
0
54.5
groundnut
open_air
0
traditional_market
1
119.4
1
1
343
0.75
0
397.3
1
0
0
0
0
0
0
0
0
0
0
MAI-00002
maize_humid_zone
2,017
rural
41
male
0
65.4
rice
hermetic_bag
1
traditional_market
1
12
0
1
322
0.06
0
12.4
0
1
0
0
0
0
0
0
0
0
0
MAI-00003
maize_humid_zone
2,012
rural
14
male
0
30.2
groundnut
raised_crib
0
own_farm
1
174.7
1
1
265
1.53
1
72.4
1
0
0
0
0
0
0
0
0
0
0
MAI-00004
maize_humid_zone
2,015
peri_urban
22
female
0
66.3
maize
hermetic_bag
1
traditional_market
1
28.9
1
1
180
0.08
0
25.6
1
0
0
0
0
0
0
0
0
0
0
MAI-00005
maize_humid_zone
2,015
peri_urban
1
male
1
5
sorghum_millet
silo_warehouse
1
own_farm
1
17
0
1
264
0.9
0
18.4
0
0
0
0
0
0
0
0
0
0
0
MAI-00006
maize_humid_zone
2,013
urban
31
female
0
62.3
groundnut
raised_crib
0
own_farm
1
94.5
1
1
322
0.49
0
168.2
1
0
0
0
0
0
0
0
0
0
0
MAI-00007
maize_humid_zone
2,016
peri_urban
25
female
0
49.8
groundnut
open_air
0
traditional_market
1
119.6
1
1
201
0.48
0
13
0
0
0
0
0
0
0
0
0
1
0
MAI-00008
maize_humid_zone
2,023
rural
11
male
0
33.1
maize
raised_crib
0
own_farm
0
0.1
0
0
250
0
0
0.5
0
1
0
0
0
0
0
0
0
0
0
MAI-00009
maize_humid_zone
2,024
rural
27
male
0
53.5
maize
open_air
0
traditional_market
0
0.5
0
0
458
0
0
1.1
0
0
0
0
0
0
0
0
0
0
0
MAI-00010
maize_humid_zone
2,011
peri_urban
33
female
0
46.3
maize
hermetic_bag
1
traditional_market
1
182.8
1
1
189
0.75
0
53.6
1
0
0
0
0
0
0
0
1
0
0
MAI-00011
maize_humid_zone
2,020
rural
29
female
0
47.8
maize
hermetic_bag
1
own_farm
1
43.7
1
1
252
0.23
0
20.2
1
0
0
0
0
0
0
0
0
0
1
MAI-00012
maize_humid_zone
2,019
peri_urban
10
male
0
37.3
sorghum_millet
raised_crib
0
formal_retail
0
0.2
0
0
241
0
0
1.3
0
0
0
0
0
0
0
0
0
0
0
MAI-00013
maize_humid_zone
2,023
peri_urban
20
male
0
71.2
groundnut
silo_warehouse
1
traditional_market
1
8.7
0
1
190
0.02
0
22.7
1
0
0
0
0
0
0
0
1
0
0
MAI-00014
maize_humid_zone
2,012
urban
37
male
0
58.7
maize
open_air
0
traditional_market
1
60.8
1
1
347
0.36
0
82.1
1
0
0
0
0
0
0
0
0
1
0
MAI-00015
maize_humid_zone
2,014
rural
58
male
0
52.4
maize
bag_on_floor
0
traditional_market
0
0
0
0
348
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00016
maize_humid_zone
2,012
rural
32
female
0
34.3
maize
raised_crib
0
traditional_market
1
18.3
0
1
333
0.18
0
43.7
1
0
0
0
0
0
0
0
0
0
0
MAI-00017
maize_humid_zone
2,023
rural
51
female
0
77.4
groundnut
hermetic_bag
1
own_farm
1
15.7
0
1
399
0.08
0
3.7
0
0
0
0
0
0
0
0
1
0
0
MAI-00018
maize_humid_zone
2,024
rural
8
female
0
44.1
groundnut
hermetic_bag
1
formal_retail
1
9.4
0
1
233
0.05
0
7.2
0
0
0
0
0
0
0
0
0
0
0
MAI-00019
maize_humid_zone
2,018
peri_urban
19
male
0
44.2
maize
raised_crib
0
traditional_market
0
1.1
0
0
407
0.01
0
1.2
0
0
0
0
0
0
0
0
0
0
0
MAI-00020
maize_humid_zone
2,024
rural
27
female
0
52.6
sorghum_millet
hermetic_bag
1
traditional_market
1
17.4
0
1
386
0.13
0
20.4
1
0
0
0
0
0
0
0
1
0
0
MAI-00021
maize_humid_zone
2,010
rural
1
male
1
5
maize
bag_on_floor
0
formal_retail
0
0.1
0
0
69
0
0
1
0
0
0
0
0
0
0
0
0
0
0
MAI-00022
maize_humid_zone
2,010
rural
26
female
0
68.2
sorghum_millet
raised_crib
0
traditional_market
1
29.1
1
1
101
0.04
0
6.2
0
0
0
0
0
0
0
0
0
0
0
MAI-00023
maize_humid_zone
2,021
peri_urban
28
male
0
59
groundnut
raised_crib
0
formal_retail
1
18
0
1
211
0.06
0
8.1
0
0
0
0
0
0
0
0
1
0
0
MAI-00024
maize_humid_zone
2,023
peri_urban
46
male
0
54.7
sorghum_millet
bag_on_floor
0
own_farm
1
19.5
0
1
336
0.12
0
33.7
1
0
0
0
0
0
0
0
0
0
0
MAI-00025
maize_humid_zone
2,016
rural
67
male
0
61.6
maize
bag_on_floor
0
own_farm
1
145.1
1
1
217
0.51
0
24.4
1
0
0
1
0
0
0
0
0
0
0
MAI-00026
maize_humid_zone
2,021
peri_urban
33
male
0
56.6
maize
bag_on_floor
0
own_farm
1
132.5
1
1
443
1.04
1
85.5
1
0
0
0
0
0
0
0
0
0
0
MAI-00027
maize_humid_zone
2,012
rural
49
male
0
57.1
maize
open_air
0
traditional_market
1
75.8
1
1
101
0.13
0
13.7
0
0
0
0
0
0
0
0
0
0
0
MAI-00028
maize_humid_zone
2,022
rural
38
female
0
57
groundnut
open_air
0
traditional_market
1
154.1
1
1
231
0.62
0
189.7
1
0
0
0
0
0
0
0
1
0
0
MAI-00029
maize_humid_zone
2,011
peri_urban
34
male
0
56.4
maize
silo_warehouse
1
traditional_market
1
80.2
1
1
246
0.35
0
120.5
1
0
0
0
0
0
0
0
0
0
0
MAI-00030
maize_humid_zone
2,021
rural
11
female
0
44.6
rice
bag_on_floor
0
own_farm
0
1.4
0
0
269
0.01
0
0.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00031
maize_humid_zone
2,023
peri_urban
16
male
0
60.4
maize
silo_warehouse
1
traditional_market
1
10
0
1
293
0.05
0
7.4
0
0
0
0
0
0
0
0
0
0
0
MAI-00032
maize_humid_zone
2,023
peri_urban
9
female
0
21.3
maize
raised_crib
0
traditional_market
1
134.1
1
1
461
2.91
1
30.3
1
0
0
0
0
0
0
0
0
0
0
MAI-00033
maize_humid_zone
2,022
rural
44
male
0
42.3
maize
hermetic_bag
1
traditional_market
1
22.4
1
1
354
0.19
0
24.8
1
1
0
0
0
0
0
0
0
0
0
MAI-00034
maize_humid_zone
2,023
peri_urban
42
male
0
53.9
groundnut
silo_warehouse
1
traditional_market
1
17
0
1
347
0.11
0
6.7
0
0
0
0
0
0
0
0
0
0
0
MAI-00035
maize_humid_zone
2,019
rural
24
female
0
48.9
maize
bag_on_floor
0
own_farm
0
0.5
0
0
286
0
0
1.6
0
0
0
0
0
0
0
0
0
0
0
MAI-00036
maize_humid_zone
2,012
rural
10
male
0
38.2
maize
raised_crib
0
traditional_market
1
19.5
0
1
298
0.15
0
5.7
0
0
0
0
0
0
0
0
0
0
0
MAI-00037
maize_humid_zone
2,021
peri_urban
34
male
0
46.8
maize
open_air
0
formal_retail
1
161.4
1
1
339
1.17
1
84.7
1
0
0
0
0
0
0
0
0
0
0
MAI-00038
maize_humid_zone
2,013
peri_urban
56
female
0
55.8
maize
bag_on_floor
0
traditional_market
0
0
0
0
222
0
0
0.5
0
1
0
0
0
0
0
0
1
0
0
MAI-00039
maize_humid_zone
2,011
peri_urban
13
male
0
41.8
maize
open_air
0
traditional_market
0
0
0
0
279
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00040
maize_humid_zone
2,014
rural
13
male
0
46.8
sorghum_millet
open_air
0
traditional_market
1
15.7
0
1
355
0.12
0
8.1
0
0
0
1
0
0
0
1
1
0
0
MAI-00041
maize_humid_zone
2,019
peri_urban
1
male
1
17.3
groundnut
open_air
0
own_farm
0
0.3
0
0
270
0.01
0
0.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00042
maize_humid_zone
2,017
rural
41
male
0
42.2
maize
open_air
0
own_farm
1
597.3
1
1
436
6.18
1
439.6
1
0
0
1
0
0
0
0
0
0
1
MAI-00043
maize_humid_zone
2,010
urban
46
male
0
62.5
rice
bag_on_floor
0
own_farm
1
8.3
0
1
175
0.02
0
7.5
0
0
0
1
0
0
0
0
0
0
0
MAI-00044
maize_humid_zone
2,019
rural
36
female
0
71
groundnut
silo_warehouse
1
traditional_market
1
25.8
1
1
242
0.09
0
19
0
0
0
0
0
0
0
0
0
0
0
MAI-00045
maize_humid_zone
2,013
rural
9
male
0
13.4
rice
bag_on_floor
0
own_farm
1
1.8
0
0
340
0.04
0
3.7
0
0
0
0
0
0
0
0
0
0
0
MAI-00046
maize_humid_zone
2,021
rural
64
male
0
77.5
rice
bag_on_floor
0
traditional_market
1
29.6
1
1
229
0.09
0
38.6
1
0
0
0
0
0
0
0
0
0
0
MAI-00047
maize_humid_zone
2,020
rural
41
male
0
45.6
groundnut
silo_warehouse
1
traditional_market
1
8.3
0
1
259
0.05
0
3.1
0
0
0
0
0
0
0
0
0
0
0
MAI-00048
maize_humid_zone
2,014
rural
28
female
0
62.3
sorghum_millet
silo_warehouse
1
formal_retail
1
7.6
0
1
424
0.05
0
3.2
0
0
0
0
0
0
0
0
0
0
0
MAI-00049
maize_humid_zone
2,012
urban
17
female
0
60.8
maize
bag_on_floor
0
own_farm
0
0.2
0
0
238
0
0
5.2
0
0
0
0
0
0
0
0
0
0
0
MAI-00050
maize_humid_zone
2,017
rural
47
female
0
74.4
maize
open_air
0
traditional_market
1
44.5
1
1
312
0.19
0
16.9
0
0
0
0
0
0
0
0
0
0
0
MAI-00051
maize_humid_zone
2,024
rural
59
male
0
65.9
maize
open_air
0
traditional_market
1
131
1
1
389
0.77
0
116.4
1
0
0
0
0
0
0
0
0
0
0
MAI-00052
maize_humid_zone
2,017
rural
38
male
0
52.9
maize
hermetic_bag
1
own_farm
0
0.7
0
0
462
0.01
0
1.1
0
0
0
1
0
0
0
0
1
0
0
MAI-00053
maize_humid_zone
2,012
peri_urban
34
female
0
50
groundnut
bag_on_floor
0
own_farm
1
123.1
1
1
346
0.85
0
21.7
1
0
0
0
0
0
0
1
0
0
0
MAI-00054
maize_humid_zone
2,024
rural
21
male
0
74.8
maize
raised_crib
0
traditional_market
1
228.2
1
1
312
0.95
0
152
1
0
0
0
0
0
0
0
0
0
0
MAI-00055
maize_humid_zone
2,011
peri_urban
23
female
0
63.8
maize
open_air
0
own_farm
0
0.2
0
0
198
0
0
1
0
0
0
0
0
0
0
0
0
0
0
MAI-00056
maize_humid_zone
2,018
peri_urban
23
female
0
60.4
groundnut
bag_on_floor
0
formal_retail
1
47.9
1
1
349
0.28
0
18.8
0
0
0
0
0
0
0
0
0
0
0
MAI-00057
maize_humid_zone
2,018
rural
31
male
0
51.4
sorghum_millet
silo_warehouse
1
own_farm
0
0.9
0
0
280
0
0
1.1
0
0
0
0
0
0
0
0
0
0
0
MAI-00058
maize_humid_zone
2,016
rural
21
female
0
53.6
maize
bag_on_floor
0
own_farm
0
0.3
0
0
280
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00059
maize_humid_zone
2,024
urban
34
male
0
64.3
maize
silo_warehouse
1
own_farm
1
9.1
0
1
365
0.05
0
4.4
0
0
0
0
0
0
0
0
0
0
0
MAI-00060
maize_humid_zone
2,011
peri_urban
47
male
0
71.3
maize
open_air
0
own_farm
1
213.6
1
1
164
0.49
0
67.9
1
0
0
0
0
0
0
0
0
0
0
MAI-00061
maize_humid_zone
2,023
rural
23
female
0
50.1
maize
open_air
0
traditional_market
0
0.1
0
0
273
0
0
4.1
0
0
0
0
0
0
0
0
0
0
0
MAI-00062
maize_humid_zone
2,011
rural
53
male
0
60.4
maize
hermetic_bag
1
traditional_market
1
5.7
0
1
246
0.02
0
3.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00063
maize_humid_zone
2,012
peri_urban
42
male
0
60
sorghum_millet
silo_warehouse
1
traditional_market
1
4.5
0
1
275
0.02
0
0.8
0
0
0
0
0
0
0
0
1
1
0
MAI-00064
maize_humid_zone
2,018
rural
12
female
0
25
maize
bag_on_floor
0
traditional_market
1
28.3
1
1
385
0.44
0
9
0
1
0
1
0
0
0
0
0
0
0
MAI-00065
maize_humid_zone
2,017
rural
25
male
0
79.3
maize
open_air
0
own_farm
1
36.8
1
1
168
0.08
0
15
0
0
0
0
0
0
0
0
0
0
0
MAI-00066
maize_humid_zone
2,016
rural
45
male
0
58.1
sorghum_millet
open_air
0
traditional_market
1
2.5
0
0
180
0.01
0
4.3
0
0
0
0
0
0
0
0
1
0
0
MAI-00067
maize_humid_zone
2,024
peri_urban
40
male
0
48.8
maize
bag_on_floor
0
formal_retail
1
147
1
1
221
0.67
0
90.1
1
0
0
0
0
0
0
0
0
0
0
MAI-00068
maize_humid_zone
2,017
peri_urban
22
female
0
58.3
maize
bag_on_floor
0
own_farm
1
143.4
1
1
227
0.56
0
52
1
0
0
0
0
0
0
0
0
0
0
MAI-00069
maize_humid_zone
2,013
peri_urban
29
male
0
51.6
sorghum_millet
raised_crib
0
own_farm
1
47.8
1
1
263
0.24
0
38.7
1
0
0
1
1
0
0
0
0
1
0
MAI-00070
maize_humid_zone
2,023
rural
44
male
0
62.5
maize
silo_warehouse
1
traditional_market
1
50.2
1
1
256
0.21
0
22
1
0
0
0
0
0
0
0
0
0
0
MAI-00071
maize_humid_zone
2,023
rural
1
female
1
15.5
maize
silo_warehouse
1
own_farm
1
2.6
0
0
265
0.04
0
0.6
0
0
0
0
0
0
0
0
1
0
0
MAI-00072
maize_humid_zone
2,021
rural
19
male
0
44.4
maize
bag_on_floor
0
own_farm
1
93.7
1
1
374
0.79
0
12.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00073
maize_humid_zone
2,020
urban
26
male
0
64.3
maize
bag_on_floor
0
formal_retail
0
0.1
0
0
227
0
0
2.1
0
0
0
0
0
0
0
0
0
0
0
MAI-00074
maize_humid_zone
2,022
rural
23
female
0
55.9
maize
bag_on_floor
0
traditional_market
0
0.1
0
0
262
0
0
1.4
0
0
0
0
0
0
0
0
0
0
0
MAI-00075
maize_humid_zone
2,023
urban
29
female
0
65.6
maize
silo_warehouse
1
formal_retail
1
2.4
0
0
268
0.01
0
1.3
0
0
0
0
0
0
0
0
1
0
0
MAI-00076
maize_humid_zone
2,024
peri_urban
20
male
0
41.3
sorghum_millet
open_air
0
own_farm
0
0.4
0
0
418
0
0
0.8
0
0
0
0
0
0
0
0
0
0
0
MAI-00077
maize_humid_zone
2,020
rural
22
female
0
44.3
sorghum_millet
bag_on_floor
0
traditional_market
1
33.3
1
1
397
0.3
0
20.4
1
0
0
0
0
0
0
0
0
0
0
MAI-00078
maize_humid_zone
2,017
rural
41
male
0
57.3
maize
open_air
0
traditional_market
1
97.5
1
1
256
0.44
0
5.5
0
0
0
0
0
0
0
1
0
0
0
MAI-00079
maize_humid_zone
2,010
urban
57
female
0
54.1
maize
hermetic_bag
1
own_farm
0
0.4
0
0
289
0
0
6.3
0
0
0
0
0
0
0
0
0
0
0
MAI-00080
maize_humid_zone
2,022
rural
6
male
0
8.7
groundnut
open_air
0
traditional_market
1
8.2
0
1
281
0.27
0
4.3
0
0
0
0
0
0
0
0
0
0
0
MAI-00081
maize_humid_zone
2,023
peri_urban
43
male
0
68.8
maize
open_air
0
traditional_market
1
103.6
1
1
238
0.36
0
26.4
1
1
0
0
0
0
0
0
0
0
0
MAI-00082
maize_humid_zone
2,014
rural
35
male
0
65
maize
hermetic_bag
1
traditional_market
1
45.4
1
1
355
0.25
0
55.7
1
0
0
0
0
0
0
0
0
0
0
MAI-00083
maize_humid_zone
2,024
peri_urban
25
female
0
55.8
maize
open_air
0
traditional_market
1
196.5
1
1
356
1.25
1
151
1
0
0
0
0
0
0
0
0
0
0
MAI-00084
maize_humid_zone
2,024
urban
25
male
0
62.4
maize
raised_crib
0
formal_retail
1
47.5
1
1
355
0.27
0
39.1
1
0
0
0
0
0
0
0
0
0
0
MAI-00085
maize_humid_zone
2,013
rural
44
male
0
56.1
maize
raised_crib
0
own_farm
1
56.2
1
1
184
0.18
0
38.4
1
0
0
0
0
0
0
0
0
0
0
MAI-00086
maize_humid_zone
2,013
rural
48
female
0
63.5
maize
bag_on_floor
0
own_farm
1
94.1
1
1
138
0.2
0
8.7
0
0
0
0
0
0
0
0
0
0
0
MAI-00087
maize_humid_zone
2,024
rural
35
female
0
75.8
groundnut
hermetic_bag
1
traditional_market
1
7.6
0
1
269
0.03
0
13.6
0
0
0
0
0
0
0
0
0
0
0
MAI-00088
maize_humid_zone
2,012
urban
39
male
0
42.2
maize
open_air
0
traditional_market
1
227.1
1
1
418
2.25
1
158.9
1
0
0
0
0
0
0
1
0
0
0
MAI-00089
maize_humid_zone
2,021
rural
35
female
0
42.3
maize
silo_warehouse
1
own_farm
1
70.1
1
1
59
0.1
0
70.7
1
0
0
0
0
0
0
0
0
0
0
MAI-00090
maize_humid_zone
2,014
peri_urban
23
female
0
44.3
groundnut
silo_warehouse
1
own_farm
0
1
0
0
190
0
0
0.9
0
0
0
0
0
0
0
0
0
0
0
MAI-00091
maize_humid_zone
2,022
rural
1
female
1
12.5
groundnut
bag_on_floor
0
own_farm
1
38.2
1
1
272
0.83
0
6.9
0
0
0
0
0
0
1
0
0
1
0
MAI-00092
maize_humid_zone
2,024
rural
1
female
1
5
maize
bag_on_floor
0
own_farm
1
18.6
0
1
320
1.19
1
4.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00093
maize_humid_zone
2,023
peri_urban
1
female
1
6.9
sorghum_millet
silo_warehouse
1
formal_retail
1
9.7
0
1
166
0.24
0
13.5
0
0
0
0
0
0
0
0
0
0
0
MAI-00094
maize_humid_zone
2,020
urban
29
female
0
45.6
maize
bag_on_floor
0
traditional_market
1
46.7
1
1
311
0.32
0
20.5
1
0
0
0
0
0
0
0
0
0
0
MAI-00095
maize_humid_zone
2,022
rural
46
female
0
53.8
maize
raised_crib
0
traditional_market
1
586
1
1
527
5.74
1
154.2
1
0
0
0
0
0
0
0
1
0
0
MAI-00096
maize_humid_zone
2,011
rural
13
female
0
39.5
groundnut
bag_on_floor
0
traditional_market
1
106.3
1
1
165
0.45
0
75.5
1
0
0
0
0
0
0
0
0
0
0
MAI-00097
maize_humid_zone
2,018
rural
49
male
0
63
maize
open_air
0
traditional_market
1
78.5
1
1
115
0.14
0
36.3
1
0
0
0
0
0
0
0
0
0
0
MAI-00098
maize_humid_zone
2,017
peri_urban
1
female
1
8
groundnut
hermetic_bag
1
formal_retail
1
41.6
1
1
299
1.56
1
28.6
1
0
0
0
0
0
0
0
0
0
0
MAI-00099
maize_humid_zone
2,018
peri_urban
42
male
0
75.6
sorghum_millet
silo_warehouse
1
own_farm
1
2.5
0
0
341
0.01
0
2.3
0
0
0
0
0
0
0
0
0
0
0
End of preview. Expand in Data Studio

⚠️ Synthetic dataset — Parameterized from published SSA literature, not real observations. Not suitable for empirical analysis or policy inference.

Aflatoxin Contamination & Liver Disease in Sub-Saharan Africa

Abstract

Synthetic dataset modelling aflatoxin B1 (AFB1) exposure from staple foods, biomarker levels, and hepatocellular carcinoma (HCC) risk across three dietary/ecological scenarios in SSA. Aflatoxin, produced by Aspergillus flavus/parasiticus in maize and groundnuts, is a Class 1 carcinogen and the third leading cause of cancer death in developing countries. HBV co-infection multiplies HCC risk ~30-fold (Qian et al. 1994). Aflatoxin exposure also impairs child growth and immune function.

Scenarios

  • Maize Humid Zone: East Africa / Nigeria-type maize-dependent systems with mean AFB1 ~106 ng/g and EDI ~37 ng/kg bw/day.
  • Groundnut Semi-Arid: Sahel / Gambia-type groundnut belt with 85% contamination prevalence and high HBV co-infection.
  • Mixed Urban Transitional: Diversified urban diets with lower but still significant exposure.

Parameterization Evidence

Parameter Value Source Year
HCC prevalence 16-32x higher in developing countries Disease burden Liu & Wu, PMC2898859 2010
Maize AFB1 mean 106.4 ng/g; groundnut 78.8 ng/g (Nigeria) Contamination Frontiers in Sustainable Food Systems 2023
Maize EDI 36.7 ng/kg bw/day; PMTDI = 1 ng/kg bw/day Exposure Frontiers in Sustainable Food Systems 2023
HCC risk 1.77/100K/yr from maize alone Risk Frontiers in Sustainable Food Systems 2023
Groundnut prevalence 84.5% positive Prevalence Frontiers in Sustainable Food Systems 2023
HBV-aflatoxin synergy: 30x multiplicative HCC risk Synergy Qian et al. 1994
AF-albumin adducts common in SSA children Biomarker PMC7797627 2021
Aflatoxin-attributable stunting in 4 African countries Child health Nature Scientific Reports 2021
866,136 new liver cancer cases globally in 2022 Incidence BMJ Global Health 2025

Validation

Validation Report

The 8-panel validation report covers: AFB1 contamination distributions, regulatory exceedance rates, staple food distributions, AFB1 vs AF-albumin adduct dose-response, health outcomes (HCC, inflammation, jaundice), HBV-HCC synergy, storage/mitigation practices, and child growth impairment.

Usage

from datasets import load_dataset
ds = load_dataset("electricsheepafrica/aflatoxin-liver-disease", "maize_humid_zone")

Limitations

  • Synthetic data; not for clinical decision-making.
  • AFB1 levels modelled as log-normal; real contamination is highly heterogeneous.
  • HCC risk simplified from complex multi-hit carcinogenesis model.
  • Does not capture seasonal variation in contamination or cumulative lifetime exposure.

References

  1. Liu Y, Wu F. Global burden of aflatoxin-induced HCC. Environ Health Perspect, 2010; 118(6):818-24.
  2. Frontiers in Sustainable Food Systems. Quantitative assessment of aflatoxin exposure and HCC risk in Nigeria. 2023.
  3. Qian GS, et al. A follow-up study of urinary markers of aflatoxin exposure and liver cancer risk in Shanghai. Cancer Epidemiol Biomarkers Prev, 1994.
  4. PMC7797627. Aflatoxin exposure assessed by albumin adduct biomarker in Africa. 2021.
  5. Hoffmann V, et al. Estimating health burden of aflatoxin-attributable stunting. Sci Rep, 2021.
  6. BMJ Global Health. Aflatoxin exposure and primary liver cancer in Ghana. 2025.

Citation

@dataset{electricsheepafrica_aflatoxin_liver_disease_2025,
  title={Aflatoxin Contamination and Liver Disease in Sub-Saharan Africa},
  author={Electric Sheep Africa},
  year={2025},
  publisher={HuggingFace},
  url={https://huggingface.co/datasets/electricsheepafrica/aflatoxin-liver-disease}
}

License

CC-BY-4.0

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