Table 4.

Incidence of I-DM and P-DM and their patient profiles grouped by different waves.

	I-DM					P-DM
	Original	Alpha	Delta	Omicron	P value	Original	Alpha	Delta	Omicron	P value
Incidence of new DM	538/1863 (28.9%)	657/1903 (34.5%)	161/878 (18.3%)	198/2329 (8.5%)	<0.0001	356/1474 (24.2%)	260/1413 (18.4%)	49/547 (9.0%)	26/689 (3.8%)	<0.0001
Age, median (IQR) (yo)	54 (39, 68)	54 (36, 68)	39 (28, 55)	37 (27, 54)		57 (41, 71)	56 (41, 71)	40 (29, 58)	37 (26, 55)
Female, n (%)	213 (39.6%)	312 (47.5%)	73 (45.3%)	89 (44.9%)		167 (46.9%)	136 (52.3%)	27 (55.1%)	10 (38.5%)
White, not Hispanic	39 (7.2%)	76 (11.6%)	19 (11.8%)	27 (13.6%)		35 (9.8%)	42 (16.2%)	11 (22.4%)	3 (6.1%)
Black, not Hispanic	201 (37.4%)	166 (25.3%)	49 (30.4%)	70 (35.4%)		146 (41.0%)	70 (26.9%)	18 (36.7%)	13 (26.5%)
Hispanic	209 (38.8%)	281 (42.8%)	71 (44.1%)	82 (41.4%)		145 (40.7%)	117 (45.0%)	16 (32.7%)	7 (14.3%)
Other	89 (16.5%)	134 (20.4%)	22 (13.7%)	19 (9.6%)		30 (8.4%)	31 (11.9%)	4 (8.2%)	3 (6.1%)
BMI	29.1 (25.2,33.7)	28.7 (24.5,33.3)	28.9 (24.2,33.3)	28.1 (23.6,32.3)	0.74	28.9 (25.0, 33.6)	28.5 (24.4, 33.1)	28.8 (24.8, 33.5)	27.5 (23.5, 32.3)	0.22
Comorbidities, n (%)
CHF	61 (11.3%)	84 (12.8%)	11 (6.8%)	25 (12.6%)	0.20	72 (20.2%)	56 (21.5%)	4 (12.2%)	6 (23.1%)	0.18
CKD	45 (8.4%)	30 (4.6%)	4 (2.5%)	13 (6.6%)	0.009	35 (9.8%)	22 (8.5%)	4 (8.2%)	4 (15.4%)	0.68
Hypertension	136 (25.3%)	186 (28.3%)	31 (19.3%)	45 (22.7%)	0.08	155 (43.5%)	118 (45.4%)	16 (12.2%)	6 (23.1%)	0.07
COPD/Asthma	24 (4.5%)	53 (8.1%)	10 (6.2%)	9 (4.5%)	0.05	42 (11.8%)	48 (18.5%)	4 (6.1%)	3 (11.5%)	0.06
Steroid	116 (21.6%)	183 (27.9%)	32 (19.9%)	48 (24.2%)	0.04	43 (12.1%)	50 (19.2%)	11 (12.2%)	6 (23.1%)	0.03
ICU admission	10 (1.9%)	24 (3.7%)	5 (3.1%)	20 (10.1%)	<0.0001	4 (1.1%)	5 (1.9%)	2 (4.1%)	2 (7.7%)	0.07
In-hospital death, n (%)	149 (27.7%)	90 (13.7%)	18 (11.2%)	24 (12.1%)	<0.0001	na	na	na	na	na

P values were obtained by Mann–Whitney U test and ANOVA analysis.