Table 6. Secondary outcomes in the study cohort.
| Observed data (n=288) | Propensity score matched data (n=188) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Preclinic group (n=87) |
Inpatient group (n=201) |
Unadjusted values | Adjusted values | Preclinic clinic group (n=87) |
Inpatient group (n=101) |
Unadjusted values | Adjusted values | ||||||||
| RR (95% CI) |
P value | RR (95% CI) |
P value | RR (95% CI) |
P value | RR (95% CI) |
P value | ||||||||
| Major complications within 30 d, n (%) | 13 (14.94) | 24 (11.94) | 0.768 (0.371–1.588) |
0.476 | 0.490 (0.110–2.180) |
0.349 | 13 (14.94) | 14 (13.86) | 0.927 (0.410–2.096) |
0.855 | 0.580 (0.108–3.125) |
0.527 | |||
| Non-surgical related major complications within 30 d, n (%) | 8 (9.20) | 17 (8.46) | 0.907 (0.376–2.189) |
0.829 | 0.549 (0.111–2.725) |
0.463 | 8 (9.20) | 9 (8.91) | 0.977 (0.360–2.652) |
0.963 | 1.645 (0.269–10.101) |
0.589 | |||
| Incident of Clavien-Dindo index, n (%) | 0.893 (0.651–1.224) |
0.481 | 0.706 (0.245–2.033) |
0.519 | 0.608 (0.099–3.371) |
0.790 | 0.343 (0.076–1.546) |
0.734 | |||||||
| I | 4 (4.60) | 4 (1.99) | 4 (4.60) | 4 (3.96) | |||||||||||
| II | 4 (4.60) | 13 (6.47) | 4 (4.60) | 8 (7.92) | |||||||||||
| III | 4 (4.60) | 7 (3.48) | 4 (4.60) | 2 (1.98) | |||||||||||
| IV | 1 (1.15) | 0 (0) | 1 (1.15) | 0 (0) | |||||||||||
| Intensive care unit admission, n (%) | 3 (3.45) | 3 (1.49) | 0.422 (0.083–2.132) |
0.297 | 0.374 (0.045–3.079) |
0.360 | 3 (3.45) | 1 (0.99) | 0.280 (0.029–2.740) |
0.274 | 0.291 (0.025–3.413) |
0.326 | |||
| Readmission within 30 d, n (%) | 4 (4.60) | 10 (4.98) | 1.081 (0.330–3.545) |
0.898 | 1.820 (0.401–8.254) |
0.438 | 4 (4.60) | 9 (8.91) | 2.028 (0.602–6.849) |
0.253 | 2.915 (0.647–13.158) |
0.164 | |||
| Length of stay before surgery, mean ± SD, h | 76.11±46.627 | 93.02±53.746 | 0.011 | 0.010 | 76.11±46.627 | 92.22±58.883 | 0.040 | 0.038 | |||||||
| Length of stay after surgery, mean ± SD, h | 153.97±134.465 | 162.62±213.317 | 0.729 | 0.287 | 153.97±134.465 | 151.77±75.431 | 0.889 | 0.862 | |||||||
| Hospitalization expenses, mean ± SD, RMB | 60,225.18±43,370.504 | 61,299.83±44,023.467 | 0.645 | 0.728 | 60,225.18±43,370.504 | 63,624.48±29,263.447 | 0.518 | 0.369 | |||||||
| Hospitalization expenses without surgical costs, mean ± SD, RMB | 34,676.24±33,147.258 | 35,296.31±38,982.132 | 0.917 | 0.914 | 34,676.24±33,147.258 | 34,437.24±33,147.256 | 0.953 | 0.748 | |||||||
SD, standard deviation; RR, risk ratio; CI, confidence interval.