TABLE 2.

Inpatient oxygen treatment, advanced therapies, and mortality, comparing SOT to non-SOT

Factor	Non-SOT	SOT	p
WHO severity scale on the day of admission, median (IQR)	4 (3, 4)	3 (3, 4)	.042
Max WHO severity scale during admission, median (IQR)	4 (3, 5)	4 (3, 4)	.053
Any oxygen treatment on the day of admission	1274 (52.5%)	17 (37.8%)	.035
Any oxygen treatment during admission	1663 (68.5%)	26 (57.8%)	.15
Duration on oxygen therapy, median (IQR)	5.9 (2.4, 11.8)1	4.9 (2.7, 7.3)7	.27
Highest oxygen need on day 1 admission			.29
Did not need O2 on admission	1153 (47.5%)	28 (62.2%)	-
Need oxygen, but not HI-FLOW or NIPPV	995 (41.0%)	14 (31.1%)	-
HI-FLOW or NIPPV	132 (5.4%)	2 (4.4%)	-
Ventilator/intubation	147 (6.1%)	1 (2.2%)	-
Highest level of O2 therapy during entire admission			.21
No oxygen therapy	763 (31.4%)	19 (42.2%)	-
Low-level O2 therapy only	1082 (44.6%)	19 (42.2%)	-
NIPPV or high flow only, not ventilated	187 (7.7%)	4 (8.9%)	-
Ventilated	395 (16.3%)	3 (6.7%)	-
Any ventilation	395 (16.3%)	3 (6.7%)	.1
Duration on ventilation, median days (IQR)	10.3 (3.9, 21.4)2	3.5 (2.4, 13.1)8	.31
Any IV vasopressor	356 (14.7%)	4 (8.9%)	.39
Duration on IV vasopressor, median days (IQR)	6.1 (1.6, 16.2)3	2.7 (0.7, 6.8)9	.20
Any CRRT	70 (2.9%)	1 (2.2%)	1.00
Duration on CRRT therapy, median days (IQR)	7.5 (2.7, 17.8)4	2.8 (2.8, 2.8)10	.43
Any inpatient dialysis	86 (3.5%)	5 (11.1%)	.023
Duration on inpatient dialysis, median days (IQR)	8.9 (3.8, 20.6)5	9.2 (7.3, 12.0)11	.75
Any ECMO	17 (0.7%)	0 (0%)	n/a
Duration on ECMO, median days (IQR)	25.1 (13.0, 29.7)6	n/a	n/a
Any advanced treatment: IV vasopressor, CRRT or ECMO	357 (14.7%)	4 (8.9%)	.39
DNR/DNI during entire admission	516 (21.3%)	4 (8.9%)	.042
Death at discharge	269 (11.1%)	2 (4.4%)	.23

¹n = 1663,² n = 395,³ n = 356,⁴ n = 70,⁵ n = 86,⁶ n = 16,⁷n = 26,⁸ n = 3,⁹ n = 4,¹⁰ n = 1,¹¹ n = 5.