Table 5.

Outcomes of sensitivity analysis.

Main source of heterogeneity	SMD (95% CI)	I 2
Total opioid consumption (PENG block vs SFIB)	*−8.25 (−16.48 to −0.02)	68%
Vamshi et al. (11)	−4.3 (−10.99 to 2.39)	32%
6 h static pain score (PENG block vs SFIB)	−0.30 (−0.74 to 0.15)	55%
Choi et al. (29)	−0.09 (−0.42 to 0.24)	0%
3 h static pain score (PENG block vs PAI)	0.17 (−0.31 to 0.66)	69%
Et et al. (12)	0.43 (0.10–0.75)	0%
6 h static pain score (PENG block vs PAI)	0.38 (−0.25 to 1.01)	86%
Et et al. (12)	0.71 (0.41–1.01)	20%
12 h static pain score (PENG block vs PAI)	0.41 (0.08–0.75)	51%
Iglesias et al. (30)	0.5 (0.14–0.86)	49%
Ye et al. (13)	0.28 (−0.01 to 0.57)	10%
24 h static pain score (PENG block vs PAI)	0.23 (−0.10 to 0.57)	51%
Bravo et al. (27)	0.07 (−0.18 to 0.33)	0%
12 h dynamic pain score (PENG block vs PAI)	0.73 (−0.50 to 1.96)	94%
Ye et al. (13)	0.11 (−0.26 to 0.49)	6%

PAI, the periarticular anesthetic infiltration; PENG, the pericapsular nerve group block; SFIB, the suprainguinal fascia iliaca block; SMD, standardized mean difference.

^*Value is mean difference (95% CI).