组别 | 术后1 h | 术后6 h | 术后12 h | 术后24 h | 术后48 h |
PCIA组 | 1.92 ± 0.31 | 4.65 ± 0.51 | 4.92 ± 0.29 | 4.98 ± 0.41 | 4.12 ± 0.41 |
PCEA组 | 1.79 ± 0.32 | 1.82 ± 0.33 | 1.92 ± 0.37 | 2.54 ± 0.61 | 1.97 ± 0.36 |
t值 | 1.60 | 10.55 | 34.95 | 18.18 | 21.58 |
P值 | >0.05 | <0.05 | <0.05 | <0.05 | <0.05 |