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Table 1 Population characteristics of survey respondents

From: Assessing infant sleep practices and other risk factors of SIDS in Zambia: a cross-sectional survey of mothers in Lusaka, Zambia

Characteristic

Total

N = 478

Study Site

 

Chawama

N = 240

Chilenje

N = 238

P-value†

Maternal Characteristics

Age, mean (std.)

28.0 (6.1)

26.7 (5.5)

29.4 (6.5)

<.0001‡

Age in years, n (%)

<.0001

   < 20

31 (6.5%)

16 (6.7%)

15 (6.3%)

 

  20-29

272 (56.9%)

160 (66.7%)

112 (47.1%)

 

  30-39

153 (32.0%)

59 (24.6%)

94 (39.5%)

 

   > =40

22 (4.6%)

5 (2.1%)

17 (7.1%)

 

Marital status, n (%)

0.0003

  Single/Divorced/Widowed

93 (19.5%)

31 (12.9%)

62 (26.1%)

 

  Married/Co-habiting

385 (80.5%)

209 (87.1%)

176 (73.9%)

 

Highest Educationa, n (%)

<.0001

  Never attended school

6 (1.3%)

5 (2.1%)

1 (0.4%)

 

  Primary

82 (17.2%)

64 (26.7%)

18 (7.6%)

 

  Secondary

240 (50.2%)

148 (61.7%)

92 (38.7%)

 

  Postsecondary

149 (31.2%)

23 (9.6%)

126 (52.9%)

 

Occupationa, n (%)

<.0001

  Salaried employee/Self employed

226 (47.3%)

90 (37.5%)

136 (57.1%)

 

  Unemployed

251 (52.5%)

149 (62.1%)

102 (42.9%)

 

Parity

0.9850

  1-2

287 (60.0%)

144 (60.0%)

143 (60.1%)

 

   > =3

191 (40.0%)

96 (40.0%)

95 (39.9%)

 

Infant Characteristics

Age in months, n (%)

   < 2mo

93 (19.5%)

65 (27.1%)

28 (11.8%)

<.0001

  2-4mo

159 (33.3%)

97 (40.4%)

62 (26.1%)

 

  5-7mo

98 (20.5%)

32 (13.3%)

66 (27.7%)

 

  8-10mo

78 (16.3%)

29 (12.1%)

49 (20.6%)

 

  11mo

50 (10.5%)

17 (7.1%)

33 (13.9%)

 

Gender/Sex, n (%)

  Male

249 (52.1%)

125 (52.1%)

124 (52.1%)

0.9969

  Female

229 (47.9%)

115 (47.9%)

114 (47.9%)

 
  1. aMaternal education and occupation were unknown for one participant; † p-value from chi-square test; ‡ p-value from t-test