Table 4.

The comparison of pre- and post-treatment scores of the patients with respect to the number of sessions

Variables	Single session		Double sessions		P value1
	Mean ± SD	Median (min-max)	Mean ± SD	Median (min-max)
AOFAS-pain scores
Pre-treatment	15.6 ± 11,5	20(0–40)	17.2 ± 11.5	20(0–40)	0.096
Post-treatment	20.4 ± 11,7	20(0–40)	21.5 ± 10.1	20(0–40)	0.484
p2	< 0.001		< 0.001
Total AOFAS score
Pre-treatment	67.9 ± 15.9	74.5(26–100)	69.3 ± 16.5	75(18–90)	0.226
Post-treatment	71.4 ± 18	75(15–100)	72.4 ± 16.5	77(0–100)	0.744
p2	0.006		0.011
Wong Baker-pain scores
Pre-treatment	6.4 ± 1.9	6(2–10)	6.1 ± 2	6(0–10)
Post-treatment	5.3 ± 2	6(0–10)	4.8 ± 2.1	6(0–10)
p2	< 0.001		< 0.001

¹Mann-Whitney U test, ²Wilcoxon Signed Ranks test