Relationships of hospitalization outcomes and timing to endoscopy in non-variceal upper gastrointestinal bleeding: A nationwide analysis

Table 1 Patient, hospital, and clinical characteristics of all admissions for non-variceal upper gastrointestinal bleeding

Variable	Number (%) or mean ± SD
Mean age	66.10 yr ± 16.45 yr
Age group
18 to 49 yr	199875 (18.5)
50 years or more	882641 (81.5)
Sex
Female	544506 (50.3)
Male	538010 (49.7)
Race
White	692345 (69.6)
Black	145949 (14.7)
Hispanic	95736 (9.6)
Asian/pacific islander	26569 (2.7)
Native American	7082 (0.7)
Other	26982 (2.7)
Payment method/insurance type
Medicare	653964 (62.2)
Medicaid	118107 (11.2)
Private insurance	213404 (20.3)
Self-pay	59962 (5.7)
Other insurance	5932 (0.6)
Hospital location
Urban	288087 (81.8)
Rural	63972 (18.2)
Hospital teaching status
Non-teaching hospital	334 (80.1)
Teaching hospital	83 (19.9)
Hospital bed size
Small	188 (45.1)
Medium	105 (25.2)
Large	124 (29.7)
Comorbidities
None	12361 (1.1)
One	45456 (4.2)
Two	61930 (5.7)
Three	84763 (7.8)
Four or more	878006 (81.1)