Table 1.

Comparison of variables among three A1c groups

	A1c<5.7 N=215	A1c 5.7–6.5 N=360	A1c 6.5+ N=581	P
Demographics
Age	53.34±19.39	56.91±16.64	56.21±16.1	0.0415
BMI upon first admission	30.12±9.64	31.55±8.78	32.48±9.16	0.0065
Ethnicity, N (%)				0.0134
African-American	28 (13.1)	45 (12.6)	66 (11.4)
Caucasian	54 (25.2)	66 (18.4)	82 (14.2)
Hispanic	124 (57.9)	227 (63.4)	402 (69.7)
Other	8 (3.7)	20 (5.6)	27 (4.7)
Male (%)	119 (55.4)	194 (53.9)	326 (56.1)	0.8008
Medical comorbidities, N (%)
Deep venous thrombosis	3 (1.4)	9 (2.5)	29 (5)	0.0217
Pulmonary embolism	0	1 (0.3)	11 (1.9)	0.0133
Cerebral vascular accident	3 (1.4)	5 (1.4)	13 (2.3)	0.5550
Haemorrhagic stroke	4 (1.9)	1 (0.3)	3 (0.5)	0.1026
Disseminated intravascular coagulation	3 (1.4)	2 (0.6)	4 (0.7)	0.5458
Cancer	10 (4.7)	9 (2.5)	15 (2.6)	0.2579
Hypertension	26 (12.1)	72 (20)	126 (21.7)	0.0092
Obesity overweight—BMI >30 (%)	38 (17.7)	81 (22.5)	120 (20.7)	0.3845
Chronic lung disease	10 (4.7)	18 (5)	26 (4.5)	0.9334
Cirrhosis	3 (1.4)	4 (1.1)	9 (1.6)	0.8936
Liver disease	13 (6.1)	14 (3.9)	14 (2.4)	0.0440
Myocardial Infarction	3 (1.4)	9 (2.5)	9 (1.6)	0.5022
Chronic kidney disease	13 (6.1)	33 (9.2)	50 (8.6)	0.3945
End stage renal disease	15 (7)	18 (5)	32 (5.5)	0.6004
Prior anticoagulation use	14 (6.6)	29 (8.1)	44 (7.6)	0.8195
Hospitalization outcomes, N (%)
Limb ischemi	0	0	6 (1)	0.0503
Mortality	35 (16.3)	58 (16.1)	152 (26.2)	0.0002
Respiratory treatment				<0.0001
Room air	80 (37.7)	73 (20.3)	134 (23.1)
Low-flow oxygen	80 (37.7)	163 (45.3)	199 (34.3)
High-flow oxygen	17 (8)	62 (17.2)	95 (16.4)
NIMV	15 (7.1)	22 (6.1)	34 (5.9)
Intubated	20 (9.4)	40 (11.1)	119 (20.5)

NIMV, Non invasive mask ventilation.