Control and intervention group demographic and risk factors
| Demographics, risk factors and postoperative pain | Control (n=88) | Intervention (n=92) | p Value |
|---|---|---|---|
| Male | 47% (41) | 49% (45) | 0.871 |
| Lung cancer | 91% (80) | 94% (85) | 0.536 |
| % predicted FEV1, median (IQR) | 75 (24) | 77 (23) | 0.818 |
| Age (years), median (IQR) | 70 (9) | 65 (14) | 0 .003 |
| BMI, mean±SD | 27±5 | 27±5 | 0.965 |
| ASA >3 | 70% (61) | 54% (50) | 0.044 |
| Current smoking/ ex-smokers of up to 6 weeks | 22% (19) | 26% (24) | 0.595 |
| COPD | 26% (23) | 25% (23) | 1.000 |
| Preoperative activity level >2 km | 69% (61) | 74% (68) | 0.604 |
Data shown as % (n).
ASA, American Society of Anaesthesiologists; BMI, body mass index; COPD, chronic obstructive pulmonary disease.