Table 3.
Clinical variables rated as “very important” in making initial risk estimates.
| Variable | Number rated | Overall (%) | Experimental group (%) | Control group (%) | P value |
|---|---|---|---|---|---|
| Age | 199 | 18 (8.9%) | 10 (10.0%) | 8 (8.1%) | 0.330 |
| Cardiac status | 205 | 133 (64.9%) | 67 (67.0%) | 66 (62.9%) | 0.519 |
| Performance status | 205 | 164 (80.0%) | 79 (79.0%) | 85 (81.0%) | 0.940 |
| Renal status | 201 | 38 (18.9%) | 29 (30.2%) | 9 (8.6%) | <0.001 |
| Obesity | 193 | 33 (17.1%) | 24 (25.0%) | 9 (9.3%) | 0.007 |
| Spirometry | 199 | 134 (67.3%) | 68 (69.4%) | 66 (65.3%) | 0.063 |
| Diffusing capacity | 201 | 151 (75.1%) | 74 (77.1%) | 77 (73.3%) | 0.269 |
| Smoking status | 199 | 133 (66.8%) | 72 (73.5%) | 61 (60.4%) | 0.049 |
| Diabetes mellitus | 189 | 54 (28.6%) | 32 (34.0%) | 22 (23.2%) | 0.113 |
| Hypertension | 197 | 20 (10.2%) | 13 (13.3%) | 7 (7.1%) | 0.084 |
| Cancer stage | 199 | 95 (47.7%) | 55 (55.0%) | 40 (40.4%) | 0.054 |
| Peripheral vascular disease | 195 | 31 (15.9%) | 21 (22.8%) | 10 (9.7%) | 0.035 |
| Overall impression | 205 | 108 (52.7%) | 60 (60.0%) | 48 (45.7%) | 0.104 |
| Overall ratings combined | 2,587 | 1,112 (43.0%) | 604 (47.6%) | 508 (38.5%) | <0.001 |