Variables
|
Studies (n)
|
Patients (n)
|
P value
|
Incidence
|
---|
MD (95% CI)
|
Heterogeneity P value (I2)
|
Model
|
---|
VAS at 12 h
|
SFNB
|
4
|
376
|
<0.001
|
−6.88 (−8.24,−5.47)
|
0.000 (86.1)
|
Random
|
CFNB
|
1
|
33
|
0.03
|
−14.4 (−27.37,−1.43)
| | |
Spinal anesthesia
|
2
|
275
|
<0.001
|
−5.76 (−7.25,−4.27)
|
0.348 (0.0)
|
Fixed
|
General anesthesia
|
3
|
134
|
<0.001
|
−15.81 (−19.86,−11.77)
|
0.566 (0.0)
|
Fixed
|
VAS at 24 h
|
SFNB
|
4
|
324
|
0.002
|
2.73 (0.98,4.47)
|
0.001 (86.3)
|
Random
|
CFNB
|
3
|
239
|
0.083
|
−3.91 (−8.32,0.51)
|
0.938 (0.0)
|
Fixed
|
Spinal anesthesia
|
2
|
275
|
0.145
|
5.79 (−2.01,13.59)
|
0.006 (87.0)
|
Random
|
General anesthesia
|
5
|
288
|
0.148
|
−2.84 (−6.69,1.01)
|
0.121 (45.2)
|
Fixed
|
VAS at 48 h
|
SFNB
|
2
|
275
|
0.000
|
−2.94 (−4.55,−1.33)
|
0.545 (0.0)
|
Fixed
|
CFNB
|
2
|
206
|
0.672
|
0.86 (−3.13,4.86)
|
0.281 (14.1)
|
Fixed
|
Spinal anesthesia
|
2
|
275
|
0.000
|
−2.94 (−4.55,−1.33)
|
0.545 (0.0)
|
Fixed
|
General anesthesia
|
2
|
206
|
0.672
|
0.86 (−3.13,4.86)
|
0.281 (14.1)
|
Fixed
|
-
SFNB single femoral nerve block, CFNB continuous femoral nerve block, VAS visual analogue scale, MD mean difference