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. 2022 May 13;19(5):e1004002. doi: 10.1371/journal.pmed.1004002

Table 2. Baseline characteristics of study participants.

Characteristics Control (n = 909) Intervention (n = 879)
Health center catchment area
    Boni 200 (22.0) 192 (21.8)
    Dohoun 95 (10.5) 97 (11.0)
    Dougoumato II 172 (18.9) 154 (17.5)
    Karaba 93 (10.2) 94 (10.7)
    Kari 167 (18.4) 164 (18.7)
    Koumbia 182 (20.0) 178 (20.3)
Household level
Wealth index, 0 to 10 points 4.51 ± 1.74 4.67 ± 1.75
Household food insecuritya 490 (53.9) 488 (55.5)
Improved primary water sourceb 565 (62.2) 551 (62.7)
Improved sanitation facilityc 539 (59.3) 533 (60.6)
Household size 6.19 ± 4.45 6.20 ± 4.21
Polygamous households 289 (31.8) 287 (32.7)
Head of household
Age, years 33.4 ± 9.16 33.8 ± 9.33
Male 906 (99.7) 877 (99.8)
Completed primary education 544 (59.8) 519 (59.0)
Maternal
Age, years 25.1 ± 6.20 25.0 ± 6.18
Ethnic group
    Bwaba 521 (57.3) 506 (57.6)
    Mossi 321 (35.3) 303 (34.5)
    Other 67 (7.37) 70 (7.96)
Religion
    Muslim 383 (42.1) 372 (42.3)
    Animist 213 (23.4) 200 (22.8)
    Protestant 147 (16.2) 162 (18.4)
    Catholic 131 (14.4) 115 (13.1)
    No religion, no animist 35 (3.85) 30 (3.41)
Completed primary education 385 (42.4) 364 (41.4)
Weight, kg 57.9 ± 8.65 58.4 ± 8.69
Height, cmd 162 ± 5.91d 163 ± 6.05
BMI, kg/m2 22.0 ± 2.87 22.0 ± 2.87
    <18.5 kg/m2 64 (7.05) 63 (7.17)
MUAC, mm 262 ± 26.8 262 ± 26.4
Subscapular skinfold, mm 11.9 ± 5.47 12.1 ± 5.58
Tricipital skinfold, mm 11.8 ± 4.76 12.0 ± 4.86
Hb, g/dl 11.4 ± 1.47 11.3 ± 1.52
Anemia (Hb <11g/dl) 334 (36.7) 340 (38.7)
    Severe anemia (Hb <7g/dl) 2 (0.22) 2 (0.23)
GA, weeks 11.4 ± 4.08 11.5 ± 4.04
Trimester of gestation
    First 574 (63.1) 545 (62.0)
    Second 335 (36.9) 334 (38.0)
Parity
    0 198 (21.8) 203 (23.1)
    1 to 2 326 (35.9) 294 (33.4)
    ≥3 385 (42.4) 382 (43.5)

Data are frequencies (%) or means ± SD.

aAssessed using FANTA/USAID’s Household Food Insecurity Access Scale [32].

bProtected well, borehole, pipe, or bottled water were considered improved water sources.

cFlush toilet connected to local sewage or septic tank or pit latrine with slab and/or ventilation were considered improved sanitation facilities.

dHeight of one woman with a physical disability could not be measured.

BMI, body mass index; GA, gestational age; Hb, hemoglobin; MUAC, mid-upper arm circumference; SD, standard deviation.