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Table 2 The percentage of improvement in atelectasis after respiratory therapy in post-cardiac surgery patients

From: The effects of mechanical insufflation-exsufflation on lung function and complications in cardiac surgery patients: a pilot study

Percentage of improvement

MI-E* group

IPPB group

OR, 95% C.I.§

p value

Total atelectasis, N (%)

9/13(69.2)

8/15(53.3)

1.97 (0.42–9.32)

.460

Segmental atelectasis, N (%)

8/8(100)

8/13(61.5)

11.0 (0.52–231)

.111

Lobar atelectasis, N (%)

1/5(20.0)

0(0)

1.67 (0.05–58.3)

.999

  1. MI-E*: Mechanical insufflation-exsufflation, IPPB: intermittent positive pressure breathing, OR: Odds ratio, C.I. §: Confidence interval