Skip to main content

Table 1 Distribution of TTP covariates at the time of pregnancy attempt, by occupational group

From: Increased time-to-pregnancy is associated with domestic work in South Africa

Variable Administrative workers Domestic workers Teachers P-value
N = 106 N = 31 n = 65
Mean age in years (sd) 28 (4) 28 (6) 30 (4) 0.1369
Race (%) <0.01
 Black 20 74 9
 White 61 0 86
 Coloured 14 26 2
 Indian 5 0 3
Education (%) < 0.01
 Primary or less 6 54 0
 Some secondary 8 42 0
 Completed secondary 42 4 5
 Tertiary 43 0 95
Monthly income in ZARa (%) < 0.01
 Less than 2500 10 97 3
 2500–4999 21 3 8
 5000–9999 39 0 30
 10000 and above 30 0 59
Smoked (%) 15 26 5 0.016
Had a chronic disease (%) 9 29 9 0.009
Previously used contraceptive (%) 81 67 83 0.189
Coital frequency (%) 0.343
 Almost daily 43 47 46
 Once a week 22 25 18
 Less than once a week 21 21 18
 Don’t know 14 6 18
Mean gravidity 1.2 1.4 1.2 0.6133
Mean partner’s age 31 30 32 0.5021
Partner smoked (%) 37 67 28 <0.01
  1. a1 South African Rand (ZAR) is approximately 0.1 USD