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Table 1 Comparison of patient baseline characteristics between tumour-related death and alive or unrelated death

From: Clinical characteristics associated with primary cardiac angiosarcoma outcomes: a surveillance, epidemiology and end result analysis

  Total Alive or unrelated death Tumour-related death P value
Sex
 Female 74 (44.0%) 11 (42.3%) 63 (44.4%) 0.846
 Male 94 (56.0%) 15 (57.7%) 79 (55.6%)  
Race
 White 113 (67.3%) 17 (65.4%) 96 (67.6%) 0.960
 Black 32 (19.0%) 5 (19.2%) 27 (19.0%)  
 Other 23 (13.7%) 4 (15.4%) 19 (13.4%)  
Age at diagnosis
 < 45 87 (51.8%) 18 (69.2%) 69 (48.6%) 0.053
 ≥ 45 81 (48.2%) 8 (30.8%) 73 (51.4%)  
Marital status
 Married 93 (55.4%) 14 (53.8%) 79 (55.6%) 0.426
 Single 41 (24.4%) 8 (30.8%) 33 (23.2%)  
 Other 27 (16.1%) 2 (7.7%) 25 (17.6%)  
 Unknown 7 (4.2%) 2 (7.7%) 5 (3.5%)  
Histological grade
 I 1 (0.6%) 0 (0.0%) 1 (0.7%) 0.578
 II 5 (3.0%) 2 (7.7% 3 (2.1%  
 III 26 (15.5%) 3 (11.5%) 23 (16.2%)  
 IV 29 (17.3% 5 (19.2% 24 (16.9%  
 Unknown 107 (63.7%) 16 (61.5%) 91 (64.1%)  
AJCC TNM stage
 I 1 (0.6%) 11 (42.3%) 2 (1.4%) 0.064
 II 9 (5.4%) 0 (0.0%) 8 (5.6%)  
 III 10 (6.0%) 4 (15.4%) 6 (4.2%)  
 IV 52 (31.0%) 0 (0.0%) 41 (28.9%)  
 Unstaged 96 (57.1%) 11 (42.3%) 85 (59.9%)  
Tumour size
 < 3 cm 9 (5.4%) 3 (11.5%) 6 (4.2%) 0.104
 3–5 cm 32 (19.0%) 6 (23.1%) 26 (18.3%)  
 > 5 cm 63 (37.5%) 11 (42.3%) 52 (36.6%)  
 Unknown 64 (38.1%) 6 (23.1%) 58 (40.8%)  
LN metastases
 Yes 14 (8.3%) 3 (11.5%) 11 (7.7%) 0.135
 No 72 (42.9%) 15 (57.7%) 57 (40.1%)  
 Unknown 82 (48.8%) 8 (30.8%) 74 (52.1%)  
Distant metastases
 Yes 49 (29.2%) 11 (42.3%) 38 (26.8%) 0.088
 No 41 (24.4%) 8 (30.8%) 33 (23.2%)  
 Unknown 78 (46.4%) 7 (26.9%) 71 (50.0%)  
Radiation
 Yes 44 (26.2%) 11 (42.3%) 33 (23.2%) 0.004
 No/unknown 124 (73.8%) 15 (57.7%) 109 (76.8%)  
Surgery
 Yes 80 (47.6%) 14 (53.8%) 66 (46.5%) 0.489
 No/unknown 88 (52.4%) 12 (46.2%) 76 (53.5%)  
Summary stage
 Localized 33 (19.6%) 6 (23.1%) 27 (19.0%) 0.248
 Regional 44 (26.2%) 6 (23.1%) 38 (26.8%)  
 Distant 87 (51.8%) 12 (46.2%) 75 (52.8%)  
 Unstaged 4 (2.4%) 2 (7.7%) 2 (1.4%)  
Year of diagnosis
 1973–1988 21 (12.5%) 1 (3.8%) 20 (14.1%) 0.045
 1989–2002 48 (28.6%) 4 (15.4%) 44 (31.0%)  
 2003–2013 99 (58.9%) 21 (80.8%) 78 (54.9%)  
Sequence number
 1st 158 (94.0%) 25 (96.2%) 133 (93.7%) 0.622
 2nd 10 (6.0%) 1 (3.8%) 9 (6.3%)