Table 3

- Statistical results for the comparison of VAS scores at rest and movement between research groups between groups and within groups at different time points.

Factors	Groups			P-values (between)	Post-hoc P-values
Factors	IPACK (n=20)	Genicular (n=20)	Control (n=20)	P-values (between)	Post-hoc P-values
VAS at rest
Pre-op	4.8±1.05	5.4±1.14	4.95±0.99	0.190^{^c}	-
12 hours	5±1.07	4.95±0.99	7.1±0.91	<0.001^{^c}	1-2: 0.986
					1-3: <0.001
					2-3: <0.001
24 hours	5.75±0.63	4.15±0.58	5.85±0.74	<0.001^{^c}	1-2: <0.001
					1-3: 0.882
					2-3: <0.001
P-values (within)	0.013^{^h}	0.001^{^h}	<0.001^{^h}
Post-hocP-values	1-2: 1.000	1-2: 0.675	1-2: <0.001
	1-3: 0.032	1-3: 0.002	1-3: 0.011
	2-3: 0.073	2-3: 0.017	2-3: 0.004
VAS at movement
Pre-op	7.05±0.88	6.9±1.07	6.8±1.1	0.741^{^c}	-
12 hours	7.3±1.03	6.55±0.94	8.2±1.05	<0.001^{^c}	1-2: 0.058
					1-3: 0.018
					2-3: <0.001
24 hours	7±0.79	5.15±0.67	7.60±0.68	<0.001^{^c}	1-2: <0.001
					1-3: 0.028
					2-3: <0.001
P-values (within)	0.536^{^h}	<0.001^{^h}	<0.001^{^h}
Post-hoc P-values	-	1-2: 0.892	1-2: 0.002
		1-3: <0.001	1-3: 0.058
		2-3: <0.001	2-3: 0.146

VAS: visual analog scale

↵^c One way ANOVA followed by Tukey post-hoc test with mean±standard deviation (SD).
↵^h Repeated measures ANOVA followed by Bonferroni post-hoc test with mean±SD,