Table 3.

Demographic information of the patients compared to the literature [4, 5]

Variablesa	SRC			SRM			SRH			SRES	All
	S (n = 9)	L4(n = 108)	p value	S (n = 10)	L4 (n = 56)	p value	S (n = 35)	L4 (n = 35)	p value	S (n = 9)	S (n = 63)	L5 (n = 31)	p value
Age (year)	30.56 ± 7.25	31.79 ± 10.31	0.623	39.50 ± 7.52	36.98 ± 7.14	0.317	51.26 ± 7.27	49.71 ± 7.86	0.217	51.56 ± 10.32	46.48 ± 10.91	47.7 ± 12.8	0.377
BMI (kg/m2)	23.20 ± 4.60	22.86 ± 4.39	0.830	22.39 ± 3.37	23.09 ± 4.19	0.527	23.24 ± 2.50	24.40 ± 3.744	0.010b	25.49 ± 2.37	23.42 ± 3.06	22.7 ± 3.1	0.065

^aData are presented as the mean ± standard deviation, median (Q1, Q3), or number (percentage). S stands for results of present study, L stands for results from the literature, W stands for results of withdrawn patient. ^bstands for results showing differences between the present and literature