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Table 1 Baseline characteristics of the infants included in this secondary data analysis (N = 516)

From: Early child stimulation, linear growth and neurodevelopment in low birth weight infants

Variables

Number (%)

Household characteristics

 Yearly family income (in USD); Median (IQR)

1316 (948–2368)

 Proportion of families below poverty line

122 (23.7)

Religion

 Hindu

423 (81.9)

 Muslim

89 (17.3)

 Others a

4 (0.8)

Social class b

 General

133 (25.8)

 Other Backward Class (OBC)

167 (32.4)

 Scheduled Caste/Tribe (SC/ST)

216 (41.8)

Type of family

 Nuclear

135 (26.2)

 Joint

381 (73.8)

Maternal and paternal characteristics

 Mean maternal age (years; SD)

23.1 (3.8)

 Median years of education of mother (IQR)

5 (0–9)

Mother’s occupation

 Home maker

507 (98.3)

 Mean father’s age (years; SD)

26.4 (4.7)

 Median years of education of father (IQR)

8 (5–12)

Birth related characteristics

Place of delivery

 Home

148 (28.7)

 Government facility

266 (51.5)

 Private facility

102 (19.8)

Type of delivery

 Normal vaginal c

511 (99.0)

Birth order

 1

191 (37.0)

 2–3

232 (45.0)

  ≥ 4

93 (18.0)

Parity

 Primiparous

191 (37.0)

Infant characteristics

Sex of the baby

 Male

208 (40.3)

Mean birth weight (grams, SD)

2058.7 (165.3)

Birth weight (range; in grams)

1550–2250

Mean gestational age (weeks, SD)

35.7 (1.9)

Gestational age (range; in weeks)

24–40

Early initiation of breastfeeding (within an hour of birth) present

323 (62.6)

Exclusive breastfeeding at 3 months

250 (48.4)

  1. aOthers: Christian/Sikh/Jain/Parsi/Zoroastrian/Buddhist/neo Buddhist
  2. bGeneral- group that do not qualify for any of the positive discrimination schemes by Government of India (GOI), OBC- term used by the Government of India to classify castes which are socially and educationally disadvantaged, SC/ST- official designations given to groups of historically disadvantaged indigenous people in India
  3. Cnormal unassisted vaginal delivery; USD- United States Dollar; SD- standard deviation; IQR- Inter-quartile range