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Table 1 Differences in maternal, child, and household exposures by child sex

From: Are boys more vulnerable to stunting? Examining risk factors, differential sensitivity, and measurement issues in Zambian infants and young children

Ìý

All Children

(n = 7402)

Boys

(n = 3619)

Girls

(n = 3783)

P

valuea

Maternal Characteristics

n (%)

Ìý

Maternal stunting, height < 145Ìýcm

210 (3.0)

110 (3.1)

100 (3.0)

0.74

Adolescent mother, ²¹²µ±ð ≤ 19

919 (12.8)

473 (12.9)

446 (12.7)

0.84

Maternal education

ÌýÌýÌýÌý

  Higher education

383 (5.3)

201 (5.5)

182 (5.2)

0.89

  Secondary (junior/senior)

2650 (36.9)

1345 (36.6)

1305 (37.2)

Ìý

 P°ù¾±³¾²¹°ù²â

3343 (46.6)

1720 (46.8)

1623 (46.3)

Ìý

  Preschool

121 (1.7)

65 (1.8)

56 (1.6)

Ìý

  None

679 (9.5)

341 (9.3)

338 (9.7)

Ìý

Marital status

ÌýÌýÌýÌý

â€ÇȾ±²Ô²µ±ô±ð

1171 (16.3)

606 (16.5)

565 (16.1)

0.45

 Married/Cohabitating (mono)

4897 (68.2)

2494 (67.9)

2403 (68.6)

Ìý

 Married (polygynous)

439 (6.1)

239 (6.5)

200 (5.7)

Ìý

 W¾±»å´Ç·É±ð»å/³§±ð±è²¹°ù²¹³Ù±ð»å/¶Ù¾±±¹´Ç°ù³¦±ð»å

669 (9.3)

333 (9.1)

336 (9.6)

Ìý

Maternal diet qualityb

3847 (53.7)

1992 (54.3)

1856 (53.0)

0.27

Perception of child appetite

ÌýÌýÌýÌý

 P´Ç´Ç°ù

1032 (13.9)

504 (13.3)

528 (14.6)

0.11

â€Çã±¹±ð°ù²¹²µ±ð

1857 (25.1)

930 (24.6)

927 (25.6)

Ìý

 G´Ç´Ç»å

4519 (61.0)

2351 (62.1)

2168 (59.8)

Ìý

Knowledge about infant feedingc

ÌýÌýÌýÌý

 Exclusive breastfeeding

3041 (42.4)

1554 (42.3)

1487 (42.5)

0.90

 Complementary feeding

3906 (74.3)

2026 (74.1)

1880 (74.4)

0.83

 Feeding when sick

2926 (40.9)

1493 (40.8)

1433 (41.1)

0.76

Child Characteristics

ÌýÌýÌýÌý

Child age (months), ³¾±ð²¹²Ô + S¶Ù

11.1 (6.9)

11.2 (6.8)

11.1 (7.0)

0.49

Low birth weight, &±ô³Ù; 2500²µ³¾

1676 (22.7)

808 (21.4)

868 (24.0)

0.006

Diarrhea, in past two weeks

2583 (34.5)

1371 (35.9)

1212 (33.1)

0.01

Diarrhea treated by health care professional

1673 (64.9)

906 (66.2)

767 (63.4)

0.14

Deworming treatment

2399 (32.1)

1245 (32.6)

1154 (31.5)

0.32

Vit A supplementation

4184 (55.9)

2181 (57.1)

2003 (54.7)

0.04

Diet qualityd

ÌýÌýÌýÌý

 Minimum diet diversity

1073 (19.3)

559 (52.1)

514 (47.9)

0.87

 Minimum meal frequency

2329 (44.5)

1220 (44.9)

1109 (44.2)

0.53

 Minimum acceptable diet

803 (14.4)

381 (14.2)

422 (14.6)

0.66

Iron rich foodse

3776 (68.2)

1940 (67.5)

1836 (68.8)

0.29

Prelacteal feedingf

51 (0.7)

25 (0.7)

26 (0.7)

0.77

Gripe waterg

1384 (18.6)

761 (20.0)

623 (17.1)

0.001

Exclusive breastfeedingh

1322 (68.1)

622 (65.8)

700 (70.4)

0.03

Any breastfeeding at 12 moi

1069 (89.5)

563 (90.1)

506 (88.9)

0.52

Early intro of NBMS, <6moh

1640 (28.1)

848 (28.0)

792 (28.2)

0.83

Household Characteristics

ÌýÌýÌýÌý

Hh size, mean (SD)

6.2 (2.5)

6.2 (2.5)

6.2 (2.6)

0.99

Household economic activity

ÌýÌýÌýÌý

 N´Ç²Ô±ð

341 (4.6)

177 (4.7)

164 (4.6)

0.64

 F²¹°ù³¾±ð°ù

3738 (50.7)

1926 (51.2)

1812 (50.2)

Ìý

 Informal employment

2140 (29.1)

1067 (28.4)

1073 (29.7)

Ìý

 Formal employment

1148 (15.6)

589 (15.7)

559 (15.5)

Ìý

Food insecurityj

ÌýÌýÌýÌý

â€Çȱ𳦳ܰù±ð

1221 (16.3)

613 (16.0)

608 (16.6)

0.21

  Mild

603 (8.1)

291 (7.6)

312 (8.5)

Ìý

  Moderate

2464 (32.9)

1245 (32.6)

1219 (33.3)

Ìý

â€Çȱ𱹱ð°ù±ð

3197 (42.7)

1672 (43.8)

1525 (41.6)

Ìý

Household resiliencek

2411 (39.3)

1204 (38.4)

1207 (40.2)

0.16

Rural residence

5113 (68.3)

2606 (68.2)

2507 (68.4)

0.83

Improved sanitation

ÌýÌýÌýÌý

 Access to Drinking Water

326 (9.5)

149 (8.6)

177 (10.3)

0.09

 Access to Safe Toilets

742 (13.7)

366 (13.3)

376 (14.2)

0.34

Essential hygiene practicesl

421 (5.6)

217 (5.7)

204 (5.60)

0.84

Safe food handlingm

558 (7.5)

290 (7.6)

268 (7.3)

0.65

Exposure to animals/animal feces in play area

2707 (45.8)

1379 (45.2)

1328 (46.4)

0.34

  1. ap value for sex differences in exposure from t-tests for continuous variables and chi square for categorical variables; bmeasured using the FAO Minimum Dietary Diversity for Women (MDD-W) as the consumption of five or more food groups in in past 24-hours; c Measured through participation in Socio-Behavioral Change Communication intervention; d defined for children over 6 months using using WHO IYCF guidelines [32]; econsumption of flesh foods and foods fortified with iron in the past 24-hours;f defined as the introduction of any non-breastmilk liquids or solids provided to infants prior to the initiation of breastfeeding; g an herbal treatment; hmeasured only infants 6 months of age or younger (n = 1945); icollected for infants 12-15mo of age (n = 1194); jmeasured using the USAID Household Food Insecurity Access Scale [37]; kmeasured using the FAO Household Coping Strategy Index [38]; lmeasured through access to safe water, a covered toilet/latrine and hand washing facilities; mmeasured using the USDA Basics for Handling Food Safely