Table 2 Differences in costs and lengths of hospital stay between patients with multidrug-resistant (MDR) and non-MDR bacterial pneumonia.

From: Socioeconomic burden of pneumonia due to multidrug-resistant Acinetobacter baumannii and Pseudomonas aeruginosa in Korea

Organisms

A. baumannii

p value

P. aeruginosa

p value

Group

MRAB-P (n = 48)

Non-MDR A. baumannii (n = 48)

MRPA-P (n = 20)

Non-MDR P. aeruginosa (n = 20)

LOS (days)

Mean (± SD)

60.8 (± 34.1)

41.5 (± 37.5)

0.01

55.1 (± 35.2)

40.8 (± 37.5)

0.221

Median (IQR)

53.5 (34.5–80.0)

25.7 (17.8–59.5)

 < 0.01

44.0 (31.3–85.0)

28.4 (11.8–62.0)

0.126

LOS difference (days)

19.3 (± 50.5)

 

14.3 (± 45.8)

 

Hospital cost ($)

Mean (± SD)

42,484 (± 24,986)

23,651 (± 19,187)

 < 0.01

40,950 (± 30,088)

28.700 (± 26,712)

0.181

Median (IQR)

41,960 (19,985–55,931)

20,000 (9174–32,627)

 < 0.01

31,351 (18.486–72,316)

24,334 (4933–45,698)

0.168

Hospital cost difference ($) mean (± SD)

18,833 (± 33,236)

 

12,250 (± 33,447)

 
  1. MRAB-P multidrug resistant A. baumannii pneumonia, MDR multidrug-resistant, MRPA-P multidrug resistant P. aeruginosa pneumonia, LOS length of stay, IQR interquartile range, SD standard deviation.