Table 2.

Primary and secondary outcomes of patients^a

Outcome category	Control group n = 82	POCUS group n = 83	P value
Primary outcome
Immediate adequate diagnosis
General	66 (80)	78 (94)	0.009
Circulatory	24/26 (92)	21/22 (95)	0.65
Respiratory	42/56 (75)	57/61 (93)	0.006
Secondary outcomes
Appropriate intervention in ward
General	72 (88)	77 (93)	0.28
Circulatory	22/26 (84)	20/21 (95)	0.36
Respiratory	48/56 (86)	57/62 (92)	0.28
Time to immediate diagnosis, median [IQR], min
General	11 [5–20]	10 [5–15]	0.16
Circulatory	14 [7–20]	10 [6–20]	0.94
Respiratory	16 [5–20]	10 [3–30]	0.13
Time to first treatment/intervention, median [IQR], min
General	34 [15–40]	15 [10–25]	0.00003
Circulatory	22 [14–45]	15 [11–28]	0.26
Respiratory	30 [15–38]	15 [20–61]	0.00003
Number of interventions, median [IQR], min
General	4 [3, 4]	3 [2–4]	0.0009
Circulatory	4 [3, 4]	3 [2–4]	0.07
Respiratory	4 [3, 4]	3 [2–4]	0.005
Number of supplementary examinations during first day, median [IQR]
General	2 [1–3]	1 [1. 2]	0.00002
Circulatory	2 [1–3]	2 [1, 2]	0.009
Respiratory	2 [2, 3]	1 [1, 2]	0.0006
ICU length of stay, median [IQR], days
General	5 [3–10]	3 [2–7]	0.01
Circulatory	4 [2–6]	2 [1–7]	0.23
Respiratory	5 [3–13]	3 [2–7]	0.01
Hospital length of stay, median [IQR], days
General	16 [9–25]	16 [9–28]	0.44
Circulatory	13 [8–31]	10 [6–29]	0.35
Respiratory	18 [9–29]	17 [10–28]	0.72

IQR: interquartile range

^aData are expressed as no. (%) of participants unless otherwise indicated