The Effect of Local Injections of Bupivacaine Plus Ketamine, Bupivacaine Alone, and Placebo on Reducing Postoperative Anal Fistula Pain: A Randomized Clinical Trial
Table 2
Studied variables.
Group 1
Group 2
Group 3
Group 4
Total
Test
Age
33.87 ± 7.43
38.93 ± 7.34
31.47 ± 6.51
35.20 ± 11.78
34.87 ± 8.73
ANOVA
Sex (F/M)
6/9
4/11
4/11
5/10
19/41
Chi-square test
High (cm)
165.60 ± 8.62
165.07 ± 8.68
165.53 ± 9.66
165.33 ± 9.68
165.38 ± 9.00
ANOVA
Weight (kg)
71.87 ± 7.47
73.47 ± 9.99
74.07 ± 9.24
71.13 ± 9.03
72.63 ± 8.88
ANOVA
BMI
26.20 ± 2.07
26.82 ± 1.76
26.92 ± 1.31
25.94 ± 1.73
26.47 ± 1.47
ANOVA
Time of operation
14.3 ± 2.669
12.47 ± 2.031
13.40 ± 2.098
13.80 ± 2.145
13.05 ± 2.507
ANOVA
First administration of opiate (hour)
4.40 ± 1.05
7.27 ± 4.09
7.20 ± 4.04
4.87 ± 1.35
5.93 ± 3.20
ANOVA
Total administration of opiate (pethidine mg)
9.50 ± 2.86
4.67 ± 2.47
2.33 ± 1.48
8.17 ± 3.33
6.17 ± 3.83
ANOVA
Need for bladder catheterization ()
4
5
0
5
14
Chi-square test
First urination (hour)
6.00 ± 2.45
5.93 ± 1.10
5.07 ± 1.33
5.93 ± 1.33
5.48 ± 1.79
ANOVA
Nausea and vomiting ()
4
4
5
3
16
Chi-square test
Need for administration of 10 mg metoclopramide ()