Table 2

- Statistical results for the comparison of TUG, MRC, ROM, and Tramadol rescue values among 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
TUG
12 hours	81.10±2.86	82.95±4.46	98.70±5.89	<0.001^{^d}	1-2: 0.277
					1-3: <0.001
					2-3: <0.001
24 hours	45.8±4.22	44.4±5.11	53.65±3.21	<0.001^{^c}	1-2: 0.555
					1-3: <0.001
					2-3: <0.001
P-values (within)	<0.001^{^f}	<0.001^{^f}	<0.001^{^f}
MRC
12 hours	4.85±0.36	4.85±0.36	4.35±0.48	0.001^{^e}	1-2: 1.000
	4.85±0.36	4.85±0.36	4.35±0.48		1-3: 0.002
	5 (4-5)	5 (4-5)	4 (4-5)		1-3: 0.002
	5 (4-5)	5 (4-5)	4 (4-5)		2-3: 0.002
24 hours	5±0	5±0	4.9±0.31	0.131^{^e}	-
24 hours	5 (5-5)	5 (5-5)	5 (4-5)	0.131^{^e}	-
P-values (within)	0.083^{^g}	0.083^{^g}	0.001^{^g}
Tramadol rescue (mg)
0-12 hours	230±65.69	175±55.01	245±51.04	0.001^{^e}	1-2: 0.028
	230±65.69	175±55.01	245±51.04		1-3: 1.000
	200 (100-400)	200 (100-300)	200 (200-300)		1-3: 1.000
	200 (100-400)	200 (100-300)	200 (200-300)		2-3: 0.001
12-24 hours	165±48.93	140±50.26	215±48.93	<0.001^{^e}	1-2: 0.427
	165±48.93	140±50.26	215±48.93		1-3: 0.028
	200 (100-200)	100 (100-200)	200 (100-300)		1-3: 0.028
	200 (100-200)	100 (100-200)	200 (100-300)		2-3: <0.001
P-values (within)	0.004^{^g}	0.052^{^g}	0.034^{^g}
ROM
Pre-op	111.1±5.99	110.2±5.45	111.2±6.63	0.862^{^c}	-
12 hours	33.9±3.81	34.45±3.87	23.65±3.18	<0.001^{^c}	1-2: 0.882
					1-3: <0.001
					2-3: <0.001
24 hours	91.45±4.05	90.35±3.42	90.20±4.09	0.541^{^c}	-
P-values (within)	<0.001^{^h}	<0.001^{^h}	<0.001^{^h}
Post-hoc P-values	1-2: <0.001	1-2: <0.001	1-2: <0.001
	1-3: <0.001	1-3: <0.001	1-3: <0.001
	2-3: <0.001	2-3: <0.001	2-3: <0.001

TUG: time up go test, MRC: Medical Research Council Scale for Muscle Strength, ROM: range of motion, IPACK: IPACK: interspace between the popliteal artery and the posterior

↵^c One way ANOVA followed by Tukey post-hoc test with mean±standard deviation (SD).
↵^d One way ANOVA followed by Games-Howel post-hoc test with mean±SD.
↵^e Kruskal Wallis test followed by Dunn-Bonferroni post-hoc test with median (min-max) and mean±SD.
↵^f Paired t-test with mean±SD.
↵^g Wilcoxon signed rank test with median (min-max) and mean±SD.
↵^h Repeated measures ANOVA followed by Bonferroni post-hoc test with mean±SD.