Table 3

Baseline Demographics and Clinical Characteristics, by Bleeding-related Complication and/or Blood Product Transfusion Status

Characteristic

Complication*

No Complication

P-value


Number of patients

351,065

1,175,208

Age, mean years (SD)

64.0 (17.9)

55.1 (18.7)

< 0.001

Range

1-89

1-89

Male, N (%)

159,893 (45.5%)

432,211 (36.8%)

< 0.001

Race, N (%)

White

231,146 (65.8%)

770,920 (65.6%)

< 0.001

Black

46,288 (13.2%)

143,269 (12.2%)

Hispanic

12,842 (3.7%)

58,358 (5.0%)

Other

60,789 (17.3%)

202,661 (17.2%)

Geographic Region, N (%)

Northeast

57,899 (16.5%)

163,160 (13.9%)

< 0.001

South

170,133 (48.5%)

537,047 (45.7%)

Midwest

60,598 (17.3%)

259,391 (22.1%)

West

58,970 (16.8%)

204,439 (17.4%)

Unknown

3,465 (1.0%)

11,171 (1.0%)

Primary Payer, N (%)

Medicare

202,495 (57.7%)

443,685 (37.8%)

< 0.001

Medicaid

24,477 (7.0%)

110,654 (9.4%)

Private

98,132 (28.0%)

524,710 (44.6%)

Uninsured

13,495 (3.8%)

45,219 (3.8%)

Other

12,466 (3.6%)

50,940 (4.3%)

Comorbidity, N (%)

Diabetes

162,097 (46.2%)

306,512 (26.1%)

< 0.001

Obesity

41,646 (11.9%)

150,510 (12.8%)

< 0.001

COPD

88,506 (25.2%)

219,635 (18.7%)

< 0.001

Cancer

80,506 (22.9%)

198,206 (16.9%)

< 0.001

Cirrhosis

11,034 (3.1%)

9,835 (0.8%)

< 0.001

Prior Hospitalization, N (%)

161,956 (46.1%)

486,348 (41.4%)

< 0.001

Prior Surgery, N (%)

106,064 (30.2%)

293,533 (25.0%)

< 0.001

Pre-operative use of substances that promote hemostasis, N (%)

7,957 (2.3%)

21,338 (1.8%)

< 0.001


N = number of patients, SD = standard deviation

*Bleeding complication and/or blood product transfusion

Stokes et al. BMC Health Services Research 2011 11:135   doi:10.1186/1472-6963-11-135

Open Data