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Table 1 Sociodemographic and health characteristics of mothers and children under 2 years of age living in the municipality of Cacuaco, Luanda, Angola, and their crude association with underweight and stunting, 2010 (N = 749)

From: Malnutrition and its associated factors: a cross-sectional study with children under 2 years in a suburban area in Angola

Sample characteristics

na (%) or median

CI 95%b or Q1 - Q3c

Crude PRd (95%CI) for underweighte

Crude PR (95% CI) for stuntinge

Mother’s age (years)

25

(21–30)

1.01 (0.99–1.04)

1.01 (0.99–1.03)

Mother’s place of birth

 Luanda Province

76 (10.2)

(12.5–8.1)

1.00

1.00

 Another Province

669 (89.8)

(91.4–86.8)

1.04 (0.59–1.85)

1.06 (0.74–1.52)

Marital status

 Not living with partner

110 (14.7)

(17.4–12.2)

1.00

1.00

 Living with partner

639 (85.3)

(87.8–82.6)

1.13 (0.67–1.90)

1.45 (1.01–2.10)

Mother’s education level (years of school)

 5 years or more

432 (65.8)

(69.2–62.3)

1.00

1.00

 1 to 4 years

225 (34.2)

(37.7–30.8)

0.93 (0.62–1.40)

1.23 (0.98–1.55)

Mother’s occupation

 Self-employed

327 (43.9)

(47.2–40.1)

1.00

1.00

 Housewife

316 (42.4)

(45.8–38.6)

1.22 (0.85–1.76)

0.85 (0.68–1.06)

 Other

102 (13.7)

(16.2–11.2)

0.61 (0.31–1.20)

0.60 (0.40–0.89)

Partner’s education level (years of school)

 5 years or more

461 (93.1)

(94.8–91.0)

1.00

1.00

 1 to 4 years

34 (6.9)

(7.2–6.5)

1.17 (0.45–3.00)

0.72 (0.47–1.10)

Partner’s occupation

 Public sector employee

165 (25.2)

(28.5–22.2)

1.00

1.00

 Private sector employee

331 (50.5)

(54.1–46.8)

1.18 (0.76–1.84)

0.90 (0.70–1.16)

 Self-employed

129 (19.7)

(22.8–17.0)

0.52 (0.26–1.05)

0.76 (0.54–1.07)

 Other

30 (4.6)

(5.0–4.2)

1.09 (0.45–2.65)

0.55 (0.26–1.16)

Gestational age at the onset of prenatal care (in months)

3

(2–4)

1.07 (0.96–1.21)

1.08 (1.01–1.15)

Number of prenatal visits

4

(4–6)

0.99 (0.89–1.09)

0.96 (0.90–1.02)

Place of delivery

 At home

228 (30.5)

(33.9–27.2)

1.00

1.00

 At the health service

520 (69.5)

(72.8–66.1)

1.82 (0.57–1.17)

0.79 (0.63–0.98)

Occurrence of death of other children

 No

533 (71.2)

(74.4–67.8)

1.00

1.00

 Yes

216 (28.8)

(32.2–25.6)

1.30 (0.91–1.87)

1.20 (0.96–1.50)

Child’s age (in months)

10.12

(4.2–16.0)

1.00 (0.98–1.03)

1.02 (1.01–1.04)

Child’s sex

 Male

361 (49.2)

(52.9–45.6)

1.00

1.00

 Female

373 (50.8)

(54.4–47.1)

1.24 (0.87–1.76)

1.07 (0.87–1.33)

Birth weight (in grams)

  < 2500

85 (13.3)

(16.0–11.0)

1.00

1.00

  ≥ 2500

553 (86.7)

(89.0–84.0)

0.85 (.050–1.43)

0.86 (0.62–1.18)

Exclusive breastfeeding under 6 months

 No

128 (47.6)

(51.3–44.0)

1.00

1.00

 Yes

141 (52.4)

(56.0–48.7)

0.89 (0.51–1.54)

0.86 (0.59–1.26)

Breastfeeding under 24 months

 No

110 (14.7)

(17.4–12.2)

1.00

1.00

 Yes

638 (85.3)

(87.8–82.6)

0.73 (0.47–1.12)

0.80 (0.61–1.04)

Up to date weight monitoring of the child

 No

292 (39.6)

(43.3–36.1)

1.00

1.00

 Yes

446 (60.4)

(63.9–56.7)

0.92 (0.65–1.31)

0.75 (0.60–0.92)

Child with diarrhea in the last 15 days

 No

487 (65.0)

(68.4–61.5)

1.00

1.00

 Yes

262 (35.0)

(38.5–31.6)

1.15 (0.81–1.64)

1.37 (1.11–1.69)

Child with fever in the last 15 days

 No

502 (67.0)

(70.4–63.5)

1.00

1.00

 Yes

247 (33.0)

(36.5–29.6)

0.98 (0.68–1.43)

1.13 (0.91–1.41)

Presence of mosquito nets (seen by the research staff)

 No

366 (48.9)

(52.5–45-2)

1.00

1.00

 Yes

383 (51.1)

(54.8–47.5)

0.90 (0.64–1.27)

1.99 (0.80–1.22)

Child’s main caregiver

 Mother

573 (76.6)

(79.6–73.4)

1.00

1.00

 Another person

175 (23.4)

(26.6–20.4)

1.25 (0.85–1.83)

1.29 (1.02–1.62)

Number of people in the household

6

(4–8)

0.96 (0.90–1.04)

1.00 (0.97–1.04)

Presence of hypochloryte in the home (for water treatment)

 No

441 (59.0)

(62.6–55.5)

1.00

1.00

 Yes

307 (41.0)

(44.6–37.4)

1.14 (0.80–1.62)

1.01 (0.82–1.25)

Garbage disposal

 Collected by the city

248 (33.2)

(36.7–29.9)

1.00

1.00

 Not collected

498 (66.8)

(70.1–63.3)

0.98 (0.68–1.42)

1.06 (0.84–1.33)

Family socioeconomic score

7

(5–7)

0.92 (0.83–1.01)

0.99 (0.93–1.05)

  1. aNumber of subjects
  2. b95% CI: 95% Confidence Interval
  3. cQ1-Q3: Intequartile range
  4. d PR: Prevalence Ratio
  5. eUnderweight and stunting have been defined as binary variables (yes or no) according to the WHO definition of two or more Z scores below the median