Table 2

Estimated ORs from generalised logit analysis of different pain intensities between the North and South of England adjusting for age, gender and level of qualifications.

Variables	Categories	‘Severely limiting’ versus ‘no pain’	P values	‘Moderately limiting’ versus ‘no pain’	P values	‘High intensity’ versus ‘no pain’	P values	‘Low intensity’ versus ‘no pain’	P values
Intercept		0.011 (0.007, 0.018)	<0.001	0.010 (0.006, 0.018)	<0.001	0.097 (0.076, 0.124)	<0.001	0.004 (0.002, 0.010)	<0.001
Region	North	1.323 (1.063, 1.645)	0.012	1.374 (1.035, 1.823)	0.028	0.977 (0.852, 1.120)	0.735	0.954 (0.604, 1.507)	0.840
	South	Ref		Ref		Ref		Ref
Age		1.042 (1.035, 1.050)	<0.001	1.033 (1.024, 1.042)	<0.001	1.030 (1.025, 1.034)	<0.001	1.036 (1.022, 1.054)	<0.001
Gender	Female	1.137 (1.020, 1.267)	0.021	1.221 (1.059, 1.408)	0.006	1.183 (1.108, 1.262)	<0.001	0.913 (0.738, 1.129)	0.399
	Male	Ref		Ref		Ref		Ref
Qualifications	None	2.574 (2.069, 3.203)	<0.001	1.408 (1.021, 1.943)	0.037	1.133 (0.964, 1.332)	0.131	1.117 (0.660, 1.890)	0.681
	Foreign/other qualification	1.188 (0.635, 2.222)	0.591	0.873 (0.351, 2.171)	0.770	0.894 (0.574, 1.392)	0.619	1.373 (0.384, 4.911)	0.626
	NVQ level 1 or equivalent	1.345 (0.872, 2.077)	0.180	1.082 (0.587, 1.995)	0.801	1.199 (0.917, 1.569)	0.185	0.562 (0.164, 1.922)	0.358
	NVQ level 2 or equivalent	1.057 (0.822, 1.358)	0.667	1.073 (0.776, 1.483)	0.669	1.007 (0.868, 1.169)	0.927	0.748 (0.422, 1.326)	0.320
	NVQ level 3 or equivalent	0.853 (0.621, 1.171)	0.324	0.744 (0.487, 1.138)	0.173	0.913 (0.768, 1.087)	0.307	0.866 (0.459, 1.636)	0.658
	NVQ level 4 or equivalent	0.718 (0.513, 1.005)	0.054	0.937 (0.627, 1.401)	0.752	0.999 (0.836, 1.194)	0.991	1.162 (0.654, 2.065)	0.609
	NVQ level 5 or equivalent	Ref		Ref		Ref		Ref