Table 4.

Prevalence of migraineurs among different job-related categories (physical activity)

		Women				Men
Exposure	PR	95% CI	PR	95% CI	PR	95% CI	PR	95% CI
			(fully adjusted)	(fully adjusted)			(fully adjusted)	(fully adjusted)
Heavy manual or
physical work
Never/rarely	1 (ref)	-	1 (ref)	-	1 (ref)	-	1 (ref)	-
Sometimes	1.03	[0.87, 1.22]	1.02	[0.86, 1.21]	0.99	[0.76, 1.29]	0.99	[0.73, 1.35]
Usually	1.12	[0.83, 1.52 ]	1.11	[0.82, 1.51]	1.32	[0.94, 1.86]	1.38	[0.93, 2.04]
Always	1.08	[0.79, 1.47]	1.07	[0.78, 1.46]	1.40	[1.00, 1.96]	1.38	[0.93, 2.04]
Working mainly
walking/standing
Never/rarely	1 (ref)	-	1 (ref)	-	1 (ref)	-	1 (ref)	-
Sometimes	1.04	[0.89, 1.21]	1.06	[0.89, 1.26]	0.98	[0.75, 1.27]	0.98	[0.73, 1.32]
Usually	1.27	[1.06, 1.52 ]	1.27	[1.04, 1.56]	1.13	[0.82, 1.56]	1.18	[0.83, 1.69]
Always	1.20	[1.01, 1.42]	1.23	[1.02, 1.48]	1.40	[1.06, 1.85]	1.41	[1.02, 1.95]