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Table 2 Comorbidities frequency stratified by group

From: Economics of the Management of Craniospinal Chordoma and Chondrosarcoma and the feasibility of the bundled payment model

Comorbidity All patients (N = 2041)
Group 1 Group 2 Group 3 p-value
Skull and face Vertebral column Sacrum/ coccyx
n = 1214 (69.1%) n = 297 (16.9%) n = 246 (14%)
Tobacco use, n (%) 219 (18%) 34 (11%) 40 (16%) 0.0235
Osteoporosis, n (%) 25 (2%) 13 (4%) 1 (0.4%) 0.006
Hypertension, n (%) 528 (43.4%) 104 (35%) 77 (31%) 0.0002
CHF, n (%) 45 (3.7%) 5 (1.68%) 9 (3.6%) 0.2134
COPD, n (%) 180 (14.8%) 35 (11.78%) 22 (9%) 0.0308
MI, n (%) 120 (9.8%) 25 (8.42%) 24 (9.7%) 0.7419
Diabetes, n (%) 169 (13.9%) 36 (12.12%) 25 (10%) 0.2423
Obesity, n (%) 66 (5.4%) 20 (6.73%) 21 (8.5%) 0.1575
At least one of the above, n (%) 807 (66.4%) 172 (57.9%) 133 (54%) 0.0001
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