The Identification of Prognostic Factors and Survival Statistics of Conventional Central Chondrosarcoma

Table 1

Demographic patient and study characteristics of the included studies.

Study	Study design	Patients	Mean age (range)	Male	Follow-up (range)
		(number)	(years)	(%)	(years)
Andreou et al., 2011 [15]	R	115	47 (14–79)	61%	12 (5–24)
Angelini et al., 2012 [16]	R	296	50 (13–88)	57%	7 (1.6–20)
Briccoli et al., 2002 [17]	R	14	⋅	⋅	5.8 (0–19)
Cho et al., 2011 [18]	R	32	⋅	72%	9.2 (2.6–19)
de Camargo et al., 2010 [19]	R	46	43 (17–79)	54%	8.3 (2.7–26)
Donati et al., 2010 [20]	R	31	35 (13–67)	42%	13 (5.5–25)
Donati et al., 2005 [21]	R	63	⋅	⋅	⋅
Gitelis et al., 1981 [22]	R	69	44 (14–78)	68%	>5 year
Mavrogenis et al., 2013 [23]	R	119	⋅	⋅	>2 year
Mitchell et al., 2000 [10]	R	14	57 (37–79)	79%	4.7 (1.7–7.5)
Ozaki et al., 1996 [24]	R	21	51 (25–71)	67%	12 (5–22)
Staals et al., 2006 [25]	R	123	59 (24–83)	54%	2.8 (0–17)
van Maldegem et al., 2014 [26]	R	171	53 (17–90)	63%	⋅

110 patients with actual follow-up data, R = retrospective, and surviving patients.