Secular trends in cardiovascular risk factors among women aged 45–54 years in Gothenburg, Sweden, from 1980 to 2014

Table 3 Prevalence ratios (PRs) for the number of predefined cardiovascular risk factors in six cohorts of middle-aged women

	O risk factor			1 risk factor			2 risk factors			3 risk factors			4 risk factors
Year of birth	n	PR	95% CI	n	PR	95% CI	n	PR	95% CI	n	PR	95% CI	n	PR	95% CI
1925–1934	32	1.00		164	1.00		229	1.00		166	1.00		27	1.00
1931–1940	15	1.11	0.91–1.35	60	1.03	0.94–1.13	85	1.04	0.96–1.13	38	0.89	0.82–0.97	9	1.00	0.82–1.21
1936–1945	22	1.26	1.01–1.58	72	1.09	0.99–1.20	79	0.99	0.91–1.08	38	0.88	0.81–0.95	7	0.93	0.78–1.11
1941–1950	34	1.52	1.18–1.96	74	1.06	0.96–1.17	72	0.92	0.84–1.00	55	0.94	0.86–1.03	6	0.87	0.74–1.03
1953	96	2.03	1.49–2.75	208	1.13	0.99–1.29	206	0.87	0.77–0.98	130	0.81	0.72–0.92	27	0.96	0.73–1.26
1963	55	1.82	1.38–2.41	131	1.23	1.09–1.37	101	0.89	0.81–0.98	51	0.79	0.72–0.87	5	0.75	0.64–0.88

Cardiovascular risk factors: body mass index ≥25, hypertension, serum cholesterol > 5 mmol/L, diabetes and smoking
Women born in 1925–1934 served as the reference group. In all, there were 36 women with missing data. CI Confidence interval; PR Prevalence ratio

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