. 2018 Oct 18;11:2477–2489. doi: 10.2147/JPR.S172828

Table 2.

Pain score results at different times of postoperation of TAP vs NC/SB

Outcomes	Subgroup	Studies included	No. of patients (Exp/Con)	Weighed mean (95% CI)	P-value	Heterogeneity
Outcomes	Subgroup	Studies included	No. of patients (Exp/Con)	Weighed mean (95% CI)	P-value	P-value	I² test

Pain score at rest at 2 hours	AH	6	148/126	−1.41 (−2.57, −0.26)	0.002	<0.0001	97%
Pain score at rest at 2 hours	LH/RH	3	84/84	−0.83 (−1.52, −0.14)	0.02	0.73	0%
Pain score at rest at 6–8 hours	AH	6	146/125	−1.29 (−1.91, −0.68)	<0.0001	<0.0001	91%
Pain score at rest at 6–8 hours	LH/RH	2	56/53	−0.61 (−1.51, 0.29)	0.19	0.06	73%
Pain score at rest at 12 hours	AH	3	91/69	−1.25 (−2.23, −0.27)	0.01	0.05	67%
Pain score at rest at 24 hours	AH	5	124/104	−0.73 (−1.33, −0.14)	0.02	<0.0001	91%
Pain score at rest at 24 hours	LH/RH	5	227/201	−0.64 (−1.45, 0.16)	0.12	0.0006	80%
Pain score at rest at 48 hours	AH	3	91/69	−1.27 (−1.91, −0.62)	0.0001	0.05	67%
Pain score on movement at 2 hours	AH	5	127/105	−1.91 (−3.30, −0.53)	0.007	<0.0001	98%
Pain score on movement at 2 hours	LH/RH	2	56/53	0.22 (−0.62, 1.06)	0.61	0.56	0%
Pain score on movement at 6–8 hours	AH	5	125/104	−1.39 (−2.16, −0.63)	0.0004	<0.0001	91%
Pain score on movement at 6–8 hours	LH/RH	2	56/53	0.98 (0.58, 1.38)	<0.0001	0.81	0%
Pain score on movement at 12 hours	AH	2	70/48	−1.60 (−1.93, −1.28)	<0.0001	0.86	0%
Pain score on movement at 24 hours	AH	5	124/104	−1.12 (−1.91, −0.33)	0.005	<0.0001	93%
Pain score on movement at 24 hours	LH/RH	2	56/53	0.11 (−0.68, 0.90)	0.78	0.78	0%
Pain score on movement at 48 hours	AH	2	70/48	−1.62 (−2.14, −1.10)	<0.0001	0.24	27%

Abbreviations: AH, abdominal hysterectomy; Con, control group; Exp, experimental group; LH, laparoscopic hysterectomy; NC, no block; RH, robotic-assisted hysterectomy; SB, sham block; TAP, transversus abdominis plane block.