|
Univariable analysis
|
|
Age of 65 years or more vs. age < 65 years
|
1.15 (0.65, 2.04)
|
0.631
|
3.17 (1.27, 7.90)
|
0.013*
|
0.59 (0.25, 1.39)
|
0.231
|
|
Male vs. female
|
1.55 (1.02, 2.34)
|
0.038*
|
2.18 (0.88, 5.38)
|
0.091
|
1.40 (0.86, 2.27)
|
0.176
|
|
Hemorrhoids grade IV vs. III
|
2.76 (1.83, 4.16)
|
< 0.001*
|
14.82 (4.36, 50.40)
|
< 0.001*
|
1.91 (1.18, 3.10)
|
0.009*
|
|
ASA grade I
|
reference group
| |
reference group
| |
reference group
| |
|
ASA grade II
|
1.10 (0.71, 1.70)
|
0.670
|
2.35 (0.79, 7.02)
|
0.127
|
0.96 (0.58, 1.59)
|
0.867
|
|
ASA grade III
|
When
|
0.151
|
6.67 (0.71, 63.14)
|
0.098
|
2.17 (0.47, 10.00)
|
0.322
|
|
Preoperative hemoglobin (g/dl)
|
0.98 (0.89, 1.07)
|
0.614
|
0.75 (0.65, 0.87)
|
< 0.001*
|
1.06 (0.94, 1.19)
|
0.368
|
|
Operation time (min)
|
1.04 (1.02, 1.06)
|
0.001*
|
1.08 (1.04, 1.12)
|
< 0.001*
|
1.02 (0.99, 1.04)
|
0.215
|
|
Postoperative pain score
|
1.26 (1.14, 1.40)
|
< 0.001*
|
1.54 (1.25, 1.88)
|
< 0.001*
|
1.13 (1.00, 1.28)
|
0.046*
|
|
Multivariable analysis
|
|
Age of 65 years or more vs. age < 65 years
| | |
3.54 (1.33, 9.42)
|
0.011*
| | |
|
Male vs. female
|
1.51 (0.99, 2.29)
|
0.055
|
3.08 (1.18, 8.05)
|
0.022*
| | |
|
Hemorrhoids grade IV vs. III
|
2.26 (1.47, 3.49)
|
< 0.001*
|
8.31 (2.32, 29.73)
|
0.001*
|
1.72 (1.03, 2.88)
|
0.037*
|
|
Preoperative hemoglobin (g/dl)
| | |
0.76 (0.66, 0.89)
|
< 0.001*
| | |
|
Postoperative pain score
|
1.18 (1.06, 1.31)
|
0.003*
|
1.40 (1.09, 1.79)
|
0.008*
|
1.09 (0.95, 1.24)
|
0.224
|
