Table 2.

Design-Adjusted Wald tests for the parameters associated with categorical predictors in the initial multiple logistic regression model

Predictor	F-Test Statistic	P-value
Education level	F(2,563) = 0.30	0.7399
Age group	F(5,560) = 0.86	0.5088
Occupation	F(2,563) = 0.14	0.8736
Wealth status	F(4,561) = 0.92	0.4527
Parity	F(4,561) = 0.37	0.8316
Timing of 1st ANC visit	F(2,563) = 1.23	0.2925
Number of ANC visits	F(2,563) = 25.01	<0.001*

* Design-adjusted Wald tests significant at the 0.05 level