Table 5.

Backwards step-wise logistic regression of the woman’s locus of control score (>4 versus ≤4) using the variables relating to her father’s background.

Father’s background	Univariable			Intra domain
	N	P	OR [95% CI]	N	P	OR [95% CI]
Father’s year of birth	9876	<0.0001****	1.38 [1.32, 1.43]	8110	<0.0001****	1.42 [1.33, 1.50]
Father’s education < O-Level	12633	<0.0001****	2.22 [2.04, 2.44]	8110	<0.0001****	1.43 [1.27, 1.61]
Father smoked	11621	<0.0001****	1.50 [1.37, 1.64]	8110	<0.0001****	1.31 [1.18, 1.47]
Father aged <25 at birth of woman	9885	<0.0001****	1.58 [1.44, 1.74]	8110	0.004**	0.80 [0.69, 0.93]
Father’s social group	9632	<0.0001****	1.20 [1.17, 1.22]	8110	<0.0001****	1.13 [1.10, 1.16]

Total N = 8110, Overall GOF = 4.64.