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

Table 2

Oncologic patient and study characteristics of the included studies.

Study	Primary tumors only	Metastasis at presentation	Grading	Grade 1	Grade 2	Grade 3	Dediff.
Andreou et al., 2011 [15]	Yes	No	Evans et al.	56 (49%)	41 (36%)	18 (15%)	0
Angelini et al., 2012 [16]	⋅	⋅	Lichtenstein and Jaffe	87 (29%)	162 (55%)	47 (16%)	0
Briccoli et al., 2002 [17]	No	Yes	⋅	0	9 (64%)	4 (29%)	1 (7.1%)
Cho et al., 2011 [18]	No	No	Evans et al.	0	32 (100%)	0	0
de Camargo et al., 2010 [19]	Yes	Yes	Lichtenstein and Jaffe	23 (50%)	23 (50%)	0	0
Donati et al., 2010 [20]	No	No	Mirra et al. + Schiller et al.	31 (100%)	0	0	0
Donati et al., 2005 [21]	No	⋅	⋅	1 (1.6%)	44 (70%)	18 (29%)	0
Gitelis et al., 1981 [22]	⋅	⋅	⋅	9 (13%)	46 (67%)	14 (20%)	0
Mavrogenis et al., 2013 [23]	⋅	⋅	⋅	⋅	⋅	⋅	22 (18%)
Mitchell et al., 2000 [10]	⋅	⋅	⋅	0	0	0	14 (100%)
Ozaki et al., 1996 [24]	No	⋅	Evans et al.	11 (52%)	6 (29%)	4 (19%)	0
Staals et al., 2006 [25]	⋅	⋅	⋅	0	0	0	123 (100%)
van Maldegem et al., 2014 [26]	No	Yes	⋅	9	118	44	0
Study	Lower extremity	Upper extremity (incl. shoulder girdle)	Hand	Pelvis girdle (incl. sacrum)	Axial skeleton	Thorax	Other
Andreou et al., 2011 [15]	48 (42%)	20 (17%)	0	42 (37%)	5 (4.3%)	0	0
Angelini et al., 2012 [16]	134 (45%)	50 (17%)	4 (1.4%)	82 (28%)	10 (3.4%)	16 (5.4%)	0
Briccoli et al., 2002 [17]	0	0	0	0	0	14 (100%)	0
Cho et al., 2011 [18]	22 (69%)	7 (22%)	0	0	0	0	3 (9.4%)
de Camargo et al., 2010 [19]	25 (54%)	10 (22%)	4 (8.7%)	6 (13%)	1 (2.2%)	0	0
Donati et al., 2010 [20]	24 (77%)	7 (23%)	0	0	0	0	0
Donati et al., 2005 [21]	0	0	0	63 (100%)	0	0	0
Gitelis et al., 1981 [22]	⋅	⋅	⋅	⋅	⋅	⋅	⋅
Mavrogenis et al., 2013 [23]	0	0	0	119 (100%)	0	0	0
Mitchell et al., 2000 [10]	8 (57%)	2 (14%)	0	4 (29%)	0	0	0
Ozaki et al., 1996 [24]	6 (29%)	2 (9.5%)	0	13 (62%)	0	0	0
Staals et al., 2006 [25]	67 (54%)	27 (22%)	0	28 (23%)	0	0	0
van Maldegem et al., 2014 [26]				63 (37%)	9 (5.3%)	15 (8.8%)

If specifically mentioned;  no differentiation possible.