Table 4

 Age adjusted prevalence (in percentage) of hypertension and prevalence difference adjusted for hypertension risk factors according to social class

MenWomen
Non-manual workersSkilled manual workersUnskilled manual workers% Reduction*Non-manual workersSkilled manual workersUnskilled manual workers% Reduction*
* Percentage of the age adjusted prevalence difference in unskilled manual workers explained by the adjustment factors.
Number of participants588620255705678346
Age adjusted prevalence63.365.667.963.969.970.0
Prevalence difference (95% confidence interval) adjusted for:
Age0.02.34.60.05.75.5
(−2.9, 8.0)(−2.0, 11.8)(0.8, 11.0)(0.0, 11.5)
Age and general obesity0.03.74.44.30.05.34.420.0
(−1.6, 9.5)(−1.9, 11.3)(−0.6, 10.3)(−1.1, 10.4)
Age and central obesity0.02.74.36.50.04.23.438.2
(−2.5, 7.5)(−2.1, 11.3)(0.1, −1.5, 8.6(0.8, 9.8)
Age and physical activity0.02.44.28.70.05.24.714.5
(−2.8, 8.1)(−2.4, 11.5)(0.6, 10.3)(−0.7, 10.6)
Age and heavy alcohol intake0.02.34.60.00.05.65.33.6
(−2.9, 8.0)(−1.9, 11.9)(0.8, 10.7)(−0.4, 11.6)
Age and heavy intake of cured meats0.02.24.44.30.05.44.518.2
(−3.0, 7.9)(−2.1, 11.6)(0.7, 10.7)(−1.1, 10.4)
Age and height0.01.94.60.00.04.94.714.5
(−3.3, 7.6)(−2.0, 11.9)(0.6, 9.5)(−0.4, 10.3)
Age and father’s social class0.01.83.132.60.05.14.616.4
(−3.5, 7.6)(−3.6, 10.7)(0.3, 10.4)(−1.2, 11.0)
Age and all factors0.02.22.545.60.02.41.867.3
(−3.5, 7.9)(−4.1, 9.8)(−0.5, 5.5)(−1.7, 5.6)