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Table 1 Hospital characteristics (n = 214)

From: Association between the bed-to-nurse ratio and 30-day post-discharge mortality in patients undergoing surgery: a cross-sectional analysis using Korean administrative data

Variable

Categories

Total

n (%)

Hospital type

Tertiary hospital

43 (20.1)

Secondary hospital

171 (79.9)

Hospital ownership

Public sector

22 (10.3)

Educational foundation

58 (27.1)

Medical or other corporation

91 (42.5)

Private corporation

43 (20.1)

Hospital location

Seoul

48 (22.4)

Metropolitan cities

62 (29.0)

Small and medium-sized cities

104 (48.6)

Bed-to- physician ratio

Less than 2.0

14 (6.5)

2.0–3.9

78 (36.5)

4.0–5.9

32 (15.0)

Over 6.0

90 (42.1)

Mean ± SDa

6.3 ± 5.0

Bed-to-nurse ratio

Level 1 (less than 2.5)

29 (13.6)

Level 2 (2.5–3.4)

115 (53.7)

Level 3 (3.5–4.4)

30 (14.0)

Level 4 (4.5 or greater)

40 (18.7)

  1. aMean ± SD: mean ± standard deviation, used in GEE logistic regression for confounding variables