Table 4. Statistics for ANOVA models for birth weight category and hearing, vision, reaction time and fluid IQ in adulthood.

	Hearing		Vision		Reaction time		Fluid IQ
	df	F	df	F	df	F	df	F
Birth weight category (low, middle, high)	2, 7269	7.77***	2, 4874	5.78**	2, 2304	5.16**	2, 7289	45.76***
Age	1, 7269	235.23***	1, 4874	178.95***	1, 2304	119.01***	1, 7289	1.31
Sex	1, 7269	0.60	1, 4874	31.89***	1, 2304	18.49***	1, 7289	47.49***
Townsend Quintile	3, 7269	15.49***	3, 4874	9.16***	3, 2304	4.24**	3, 7289	13.41***
Education level	3, 7269	17.13***	3, 4874	5.02**	3, 2304	5.20**	3, 7289	358.94***
Smoking	2, 7269	0.46*	2, 4874	5.74**	2, 2304	3.14*	2, 7289	3.31*
Diabetes	1, 7269	4.42	1, 4874	1.32	1, 2304	0.79	1, 7289	0.05
Cardiovascular disease	1, 7269	3.90*	1, 4874	0.00	1, 2304	0.31	1, 7289	4.90*
Cholesterol	1, 7269	0.35	1, 4874	5.55*	1, 2304	3.88*	1, 7289	2.02
Hypertension	1, 7269	0.01	1, 4874	0.04	1, 2304	0.11	1, 7289	0.15
Maternal smoking	1, 7269	2.22	1, 4874	0.21	1, 2304	0.09	1, 7289	0.24

***p < 0.001,

**p < 0.01,

*p < 0.05.