Table 7.

Plausible models (significant in both phases of the questionnaire survey) and estimated odds ratios measuring the association between subjective responses to noise and disease occurrence

	Hypertension	Ischaemic heart disease		Stroke
	Elderly	All	Adults ≤ 60	All
A t.
OR	1.382	X	X	X
P	0.00532	X	X	X
95% CI	(1.10, 1.73)2	X	X	X
A g.
OR	X	1.431	1.813	X
		1.543
P	X	0.00421	0.00043	X
		0.00033
95% CI	X	(1.12, 1.83)1	(1.30, 2.53)3	X
		(1.22, 1.95)3
SD (t. + n.)
OR	1.641	X	X	X
P	0.00841	X	X	X
95% CI	(1.13, 2.36)1	X	X	X
(A + SD) (t. + n.)	X	X	X
OR	X	X	X	1.853
P	X	X	X	0.01083
95% CI				(1.15, 2.98)3
(A + SD) g.	X		X	X
OR		1.343
P	X	0.01993	X	X
95% CI	X	(1.05, 1.70)3	X	X

A t.=annoyance by traffic noise, A n.=annoyance by neighbourhood noise, A (t. + n.)=annoyance by traffic and neighbourhood noise, A g.=the general rate of noise annoyance, SD t.=sleep disturbance by traffic noise, SD n.=sleep disturbance by neighbourhood noise, SD (t. + n.)=sleep disturbance by traffic and neighbourhood noise, SD g.=the general rate of sleep disturbance by noise, (A + SD) t.=annoyance and sleep disturbance by traffic noise, (A + SD) n. =annoyance and sleep disturbance by neighbourhood noise, (A + SD) (t. + n.)=annoyance and sleep disturbance by traffic and neighbourhood noise, (A + SD) g. =the general rate of annoyance and sleep disturbance by noise, adults≤ 60=age 30–60 years, elderly= age 60.1–80 years, ¹strongly/not at all, ²strongly or moderately/not at all, ³strongly/moderately or not at all, X= no significant correlation, Adjusted for age, sex, marital status, education and economic status, OR significant by level of significance P < 0.005 is printed in bold, by level of significance 0.005 < P < 0.01 is printed in normal font and by level of significance 0.01<P<0.05 is printed in italics.