Outcomes during index hospital stay for cardiopulmonary bypass and aortic cross-clamp times and drain losses
| Mini-sternotomy group (n=135) | Conventional sternotomy group (n=135) | Mean difference (95% CI; p value) | |
| Cardio pulmonary bypass time (min) | |||
| Mean±SD | 82.7±23.5 | 59.6±15.1 | |
| Range (min–max) | 41.0–199 | 37.0–170.0 | |
| Aortic cross-clamp time (min) | |||
| Mean±SD | 64.1±17.1 | 46.3±10.7 | |
| Range (min–max) | 32.0–132.0 | 32.0–97.0 | |
| Drain losses at 12 hours | |||
| Mean±SD | 181.6±138.7 | 306.9±348.6 | −127.7 (−191.7 to –63.8; 0·0001) |
| Range (min–max) | 25–925 | 25–3000 | |
| Drain losses at drain removal | |||
| Mean±SD | 251.7±198.4 | 393.7±378.7 | −145.3 (−218.1 to –72.3; 0·0001) |
| Range (min–max) | 25–1425 | 50–3000 |