Number of antianginal drugs |
0 (n = 151) | 57.8 (32.5) | 58.6 (45.0) | 64.3 (29.2) | 55.2 (24.4) | 53.0 (22.6) | 75.2 (29.0) | 71.1 (42.0) | 72.5 (18.6) |
1 (n = 179) | 56.0 (32.8) | 49.8 (44.9) | 64.5 (29.9) | 51.9 (23.2) | 49.1 (23.1) | 72.7 (30.4) | 66.8 (42.0) | 72.4 (20.1) |
2 (n = 55) | 45.3 (33.7) | 50.0 (48.7) | 54.6 (27.5) | 41.8 (21.7) | 42.0 (22.8) | 64.4 (31.0) | 63.9 (43.5) | 64.8 (16.6) |
3 (n = 16) | 42.9 (22.4) | 32.1 (45.4) | 54.5 (26.7) | 42.8 (26.2) | 41.3 (25.1) | 64.4 (31.0) | 63.9 (43.5) | 64.8 (16.6) |
p value | 0.055 | 0.719 | 0.091 | 0.007 | 0.022 | 0.056 | 0.941 | 0.039 |
| |
Episodes of chest pain (per week) |
< 1 (n = 43) | 53.0 (25.4) | 53.1 (43.9) | 65.8 (24.1) | 50.8 (23.8) | 54.2 (17.9) | 74.1 (29.1) | 65.8 (42.4) | 71.9 (19.2) |
1 or 2 (n = 57) | 39.7 (25.1) | 27.9 (40.4) | 50.8 (17.7) | 37.4 (17.9) | 39.6 (19.9) | 62.9 (27.7) | 56.9 (42.6) | 68.2 (19.5) |
⩾ 3 (n = 52) | 28.9 (24.8) | 17.6 (33.8) | 40.0 (20.7) | 32.2 (17.7) | 29.5 (22.0) | 52.9 (29.7) | 58.1 (43.1) | 62.0 (22.3) |
p value | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.002 | 0.548 | 0.096 |
| |
Dyspnoea score |
No dyspnoea (n = 152) | 73.6 (29.7) | 73.9 (40.3) | 75.2 (27.8) | 65.8 (19.6) | 60.8 (20.8) | 83.1 (25.5) | 82.6 (34.6) | 75.7 (17.9) |
Grade 1 (n = 73) | 61.7 (25.2) | 56.9 (43.0) | 66.1 (28.5) | 55.8 (21.8) | 54.7 (17.4) | 83.1 (20.7) | 73.7 (38.4) | 77.0 (16.5) |
Grade ⩾ 2 (n = 163) | 35.1 (26.2) | 29.0 (40.5) | 50.5 (25.0) | 37.3 (19.7) | 37.7 (21.0) | 58.9 (30.7) | 53.3 (44.4) | 65.7 (20.2) |
p value | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 |