Age adjusted prevalence (95% confidence interval)—in percentage—of risk factors for hypertension in Spanish people aged 60 years and older according to social class
| Risk factors for hypertension | Number of people | Social class | p Value for trend* | |||
|---|---|---|---|---|---|---|
| Non-manual workers | Skilled manual workers | Unskilled manual workers | Land owners and self employed farm workers | |||
| *p Value for departure from a linear trend <0.05. | ||||||
| Men | ||||||
| General obesity | 1541 | 32.8 | 30.3 | 32.8 | 26.4 | 0.507 |
| (26.0,36.9) | (29.1, 37.0) | (25.6, 35.9) | (19.9, 34.7) | |||
| Central obesity | 1654 | 45.7 | 48.3 | 49.3 | 48.0 | 0.365 |
| (42.0,49.9) | (41,4, 56,3) | (42.3, 57.4) | (40.2, 57.4) | |||
| Physical inactivity | 1650 | 31.8 | 35.0 | 41.0 | 43.1 | 0.008 |
| (28.2,35.8) | (29.9, 40.9) | (34.2, 49.2) | (35.5, 52.2) | |||
| Heavy alcohol intake | 1654 | 11.4 | 15.1 | 18.1 | 23.7 | 0.013 |
| (9.1,14.3) | (11.2, 20.2) | (12.1, 24.5) | (16.0, 35.2) | |||
| Heavy intake of cured meats | 1654 | 16.2 | 19.7 | 14.0 | 24.9 | 0.875 |
| (13.5, 19.5) | (15.5, 25.2) | (9.8, 20.0) | (18.3, 34.0) | |||
| Short stature | 1654 | 25.5 | 28.5 | 42.6 | 30.8 | <0.001* |
| (22.2,29.3) | (23.9, 33.8) | (35.6, 51.0) | (24.4,38.9) | |||
| Low childhood social class | 1620 | 32.0 | 55.7 | 66.6 | 16.1 | <0.001 |
| (28.4,36.1) | (48.4, 64.0) | (57.3, 77.3) | (11.3, 22.8) | |||
| Women | ||||||
| General obesity | 1811 | 36.6 | 40.3 | 51.3 | 43.1 | <0.001 |
| (33.1,40.5) | (35.2, 46.3) | (44.3, 59.5) | (36.1, 51.5) | |||
| Central obesity | 2004 | 69.3 | 68.8 | 78.9 | 72.9 | <0.001* |
| (65.9,72.8) | (64.3, 73.6) | (73.6, 84.6) | (66.8, 79.6) | |||
| Physical inactivity | 1992 | 48.3 | 50.1 | 55.2 | 49.1 | 0.036 |
| (44.8,52.2) | (45.2, 55.5) | (49.2, 62.1) | (42.9, 56.2) | |||
| Heavy alcohol intake | 2004 | 2.2 | 2.5 | 2.7 | 0.9 | 0.586 |
| (1.3,3.6) | (2.1, 2.9) | (1.2, 6.2) | (0.2, 3.6) | |||
| Heavy intake of cured meats | 2004 | 11.9 | 9.9 | 11.3 | 7.8 | 0.568 |
| (10.7, 14.5) | (7.3, 13.3) | (7.8, 16.2) | (4.9, 12.4) | |||
| Short stature | 2003 | 30.3 | 33.1 | 34.2 | 29.8 | 0.061 |
| (27.1,33.9) | (30.1, 40.0) | (29.0, 40.8) | (24.6, 36.2) | |||
| Low childhood social class | 1952 | 35.1 | 48.7 | 58.8 | 16.9 | <0.001 |
| (31.7,38.9) | (43.0, 55.1) | (51.7, 67.0) | (12.7, 22.5) | |||