Table 2.
Analysis of studies reporting the effect size for each item of the score in predicting major postoperative morbidity
| Reference |
Reduced daily activity |
Sarcopenia | Co‐morbidities |
Nutritional status |
Cognitive function |
Depression/ exhaustion |
Walking test |
No. of patients |
|---|---|---|---|---|---|---|---|---|
| Odds ratio | ||||||||
| Amrock et al.22 (1) | 2·08 (1·89, 2·32) | – | – | 1·34 (1·28, 1·40) | 1·21 (1·10, 1·43) | – | – | 76 106 |
| Amrock et al.22 (2) | – | – | 1·09 (1·00, 1·18) | 1·45 (1·43, 1·58) | – | – | – | 76 106 |
| Buettner et al.23 (2) | – | 2·28 (1·72, 3·01) | – | – | – | – | – | 1326 |
| Choi et al.24 | 3·66 (0·94, 14·20) | 4·57 (1·98, 10·50) | 1·27 (0·55, 2·89) | 3·25 (1·42, 7·46) | 3·01 (1·31, 6·90) | – | – | 281 |
| Dale et al.27 | – | – | – | 0·81 (0·29, 2·26) | – | 4·04 (1·40, 11·80) | 1·02 (0·50, 2·06) | 76 |
| Jones et al.31 | – | 4·81 (1·32, 17·60) | – | – | – | – | – | 100 |
| Erekson et al.28 | – | – | – | 2·49 (1·48, 4·17) | – | – | – | 22 214 |
| Kenig et al.32 | 1·70 (0·50, 5·80) | – | 1·20 (0·40, 3·50) | 1·10 (0·40, 2·90) | 1·70 (0·50, 5·80) | 1·10 (0·20, 2·40) | 3·60 (1·10, 13·40) | 75 |
| Kuroki et al.35 | – | 0·74 (0·35, 1·58) | – | – | – | – | – | 122 |
| Revenig et al.1 | 1·11 (0·59, 2·10) | – | – | 1·90 (1·22, 2·96) | – | 1·49 (0·94, 2·36) | 1·63 (0·69, 3·86) | 351 |
| Sur et al.48 | – | 4·72 (1·26, 17·7) | – | – | – | 3·70 (1·21, 1·71) | – | 100 |
| Overall | 1·85 (1·29, 2·66) | 2·52 (1·32, 4·80) | 1·09 (1·00, 1·18) | 1·45 (1·31, 1·62) | 1·65 (0·89, 3·07) | 2·13 (1·12, 4·06) | 1·56 (0·82, 2·97) | |
| P (effect) | 0·001 | 0·005 | 0·041 | < 0·001 | 0·112 | 0·022 | 0·174 | |
| I 2 (%) | 31·8 | 70·7 | 0 | 65·6 | 58·5 | 45·6 | 34·5 | |
| P (heterogeneity) | 0·220 | 0·008 | 0·923 | 0·008 | 0·090 | 0·028 | 0·217 | |
| No. of patients | 76 813 | 1929 | 76 462 | 175 209 | 76 462 | 602 | 502 |
Values in parentheses are 95 per cent confidence intervals.