Table 8.

Backwards step-wise logistic regression of the woman’s locus of control score (>4 versus ≤4): her early childhood.

Features of early childhood	Univariable			Intra domain
	N	P	OR [95% CI]	N	P	OR [95% CI]
Has birthmark	12638	<0.0001****	1.23 [1.13, 1.33]	8614	0.002**	1.18 [1.06, 1.30]
Year of birth of woman	12564	<0.0001****	1.79 [1.70, 1.89]	8614	<0.0001****	1.65 [1.54, 1.77]
Lived in Avon	11534	<0.0001****	2.06 [1.91, 2.22]	8614	<0.0001****	1.80 [1.64, 1.97]
Was breast fed	10007	<0.0001****	0.73 [0.67, 0.79]	8614	<0.001***	0.85 [0.78, 0.93]
Number of older siblings	11937	<0.0001****	1.33 [1.22, 1.44]	8614	<0.0001****	1.27 [1.13, 1.41]
Mother present in household	12638	<0.0001****	0.44 [0.38, 0.52]	8614	0.072	0.74 [0.54, 1.03]
Father present in household	12638	<0.0001****	0.43 [0.38, 0.50]	8614	<0.0001****	0.53 [0.44, 0.64]
Stepfather present in household	12638	0.006**	1.60 [1.14, 2.23]	8614	0.156	0.72 [0.45, 1.14]
Step-siblings present in household	12638	0.004**	1.69 [1.18, 2.43]	8614	0.564	1.17 [0.68, 2.02]
Mother died	12637	<0.0001****	3.08 [1.75, 5.40]	8614	0.218	1.84 [0.70, 4.85]
Parents divorced/separated	12424	<0.0001****	2.09 [1.77, 2.46]	8506	0.670	1.05 [0.83, 1.34]
Unhappiness in early childhood	12637	<0.0001****	3.08 [1.75, 5.40]	8614	0.218	1.84 [0.70, 4.85]

Total N = 8614, GOF = 5.79.