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Table 3 Effect modification of the association between mothers’ education and early antenatal care by partners’ education

From: The moderating role of partners’ education on early antenatal care in northern Ghana

 

Mother has less than secondary education

Mother has secondary or higher education

PR (95% CI) for mothers’ education within strata of partners’ education

N with/without outcome

PR (95% CI)

N with/without outcome

PR (95% CI)

Partner has less than secondary education

171/168

1.00 (Reference)

13/17

0.90 (0.60,1.34); p = 0.596

0.90 (0.60,1.34); p = 0.596

Partner has secondary or higher education

41/22

1.22 (0.99,1.50); p = 0.060

55/28

1.24 (1.03,1.50); p = 0.026

1.02 (0.81,1.28); p = 0.886

  1. Measure of effect modification on additive scale: RERI (95% CI) = 0.12 (−0.41,0.52); p = 0.618
  2. Measure of effect modification on multiplicative scale: ratio of PRs (95% CI) = 1.13 (0.72,1.79); p = 0.583
  3. Model II: PRs are adjusted for age, marital status, place of residence, employment, health insurance, household size, parity planned pregnancy and COVID-19 pandemic