Table 3.

Relationship between pretreatment, 1st-week, and 12th-week NRS scores of the patients and sex, spur type, and spur length.

		Pretreatment NRS score	1st-week NRS score	12th-week NRS score	PPre-1st week	PPre-12th week	P1st-12th week
		Median (min–max)	Median (min–max)	Median (min–max)
	All painful feet	8 (5.0–10.0)	5 (1.0–10.0)	3.5 (0.0–10.0)	<0.001	<0.001	0.004
Sex	Male	7 (6.0–9.0)	4 (1.0–9.0)	3 (0.0–8.0)	<0.001	<0.001	0.084
	Female	8 (5.0–10.0)	5 (1.0–10.0)	4 (0.0–10.0)	<0.001	<0.001	0.022
	P a	0.077	0.161	0.357
Spur type
	0 (absent)	7 (6.0–9.0)	4 (2.0–9.0)	6 (0.0–9.0)	0.024	0.035	0.569
	1 (hooked)	8 (5.0–10.0)	5.5 (2.0–9.0)	3 (0.0–10.0)	0.002	0.004	0.073
	2 (horizontal)	8 (5.0–10.0)	5 (1.0–10.0)	3 (0.0–9.0)	<0.001	<0.001	0.039
	3 (vertical)	8 (7.0–9.0)	4.5 (3.0–7.0)	3 (0.0–7.0)	0.068	0.109	0.357
	P b	0.051	0.365	0.904
Spur length
	≤5 mm (n=48)	8 (5.0–10.0)	5 (1.0–9.0)	4.5 (0.0–10.0)	<0.001	<0.001	0.096
	>5 mm (n=26)	8.5 (7.0–10.0)	5 (1.0–10.0)	3 (0.0–9.0)	<0.001	<0.001	0.006
	P c	0.022	0.362	0.117

NRS: Numerical rating scale, min: minimum, max: maximum, P^{Pre -1st week}: Comparisons of pretreatment NRS and 1st-week NRS scores in the same group; P^{Pre-12th week} : Comparisons of pretreatment NRS and 12th-week NRS scores in the same group; P^{1st-12th week}: Comparisons of 1st-week NRS and 12th-week NRS scores in the same group; P^a: Comparisons of NRS scores between male and female; P^b: Comparisons of NRS scores between spur types; P^c: Comparisons of NRS scores of patients with spurs ≤5 mm and patients with spurs >5 mm.