Table 3.

Primary outcomes per PSI-class.

	Oral (n = 71)	Intravenous (n = 102)
Mortality, n (%)
PSI III	0/22 (0.0)	0/26 (0.0)
PSI IV	3/44 (6.8)	6/62 (9.7)
PSI V	1/5 (20.0)	2/14 (14.3)
ICU-admission, n (%)
PSI III	0/22 (0.0)	1/26 (3.8)
PSI IV	1/44 (2.3)	5/62 (8.1)
PSI V	0/5 (0.0)	0/14 (0.0)
Readmission within 7 days, n (%)
PSI III	1/22 (4.5)	2/26 (7.7)
PSI IV	3/44 (6.8)	7/62 (11.3)
PSI V	0/5 (0.0)	0/14 (0.0)
Length of stay (days), median [IQR]
PSI III	1 [0–2.8]	3 [2–4.8]
PSI IV	2 [0–5]	4 [3–7]
PSI V	2.5 [0.8–5]	4.5 [2.8–7]
Length of stay (days)a, median [IQR]
PSI III	2 [1–4]	3 [2–4.8]
PSI IV	3 [2–6]	4 [3–7]
PSI V	4 [2.5–6]	4.5 [2.8–7]
Length of antibiotic treatment (days), median [IQR]
PSI III	7 [5–7]	6.5 [6–7.8]
PSI IV	7 [5–8]	7 [5–9]
PSI V	7 [5–7]	6 [5.3–8]

ICU intensive care unit, IQR interquartile range, PSI pneumonia severity index. ^aOnly hospitalised patients.