Outpatient insulin use in type 2 diabetes mellitus and acute respiratory distress syndrome outcomes: A retrospective cohort study

Table 3 Baseline characteristics of type 2 diabetes mellitus patients diagnosed with acute respiratory distress syndrome stratified into insulin-dependent and non-insulin-dependent groups (post-match), n (%)

Characteristic	IDDM groupa, n = 274	NIDDM groupa, n = 274	P value
Age in yr	61.9 ± 13.3	61.2 ± 15.1	0.117
Female sex	134 (48.9)	143 (52.2)	0.442
Emergent	256 (93.4)	253 (92.3)	0.618
White	167 (60.9)	163 (59.5)	0.727
Black	54 (19.7)	55 (20.1)	0.915
Hispanic	34 (12.4)	35 (12.8)	0.898
Income interval in USD
< 46000	106 (38.7)	109 (39.8)	0.793
46000-58999	81 (29.6)	79 (28.8)	0.851
59000-78999	47 (17.2)	39 (14.2)	0.347
≥ 79000	40 (14.6)	47 (17.2)	0.413
Active smoking	45 (16.4)	47 (17.2)	0.819
COPD	68 (24.8)	67 (24.5)	0.921
CAD	78 (28.5)	67 (24.5)	0.287
CHF	128 (46.7)	116 (42.3)	0.302
CKD	78 (28.5)	73 (26.6)	0.633
HTN	195 (71.2)	194 (70.8)	0.925
pHTN	29 (10.6)	25 (9.1)	0.566
CLD	30 (10.9)	36 (13.1)	0.431
ESRD	41 (15)	36 (13.1)	0.539
Asthma	20 (7.3)	28 (10.2)	0.227
Obesity	99 (36.1)	110 (40.1)	0.333
DLD	136 (49.6)	141 (51.5)	0.669
AUD	10 (3.6)	15 (5.5)	0.306

^aP < 0.05.

AUD: Alcohol use disorder; CAD: Coronary artery disease; CKD: Chronic kidney disease; CHF: Congestive heart failure; CLD: Chronic liver disease; COPD: Chronic obstructive pulmonary disease; DLD: Dyslipidemia; ESRD: End-stage renal disease; HTN: Hypertension; IDDM: Insulin-dependent type 2 diabetes mellitus; NIDDM: Non-insulin-dependent type 2 diabetes mellitus; pHTN: Pulmonary hypertension; USD: United States dollars.