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Table 2 Baseline and 30 min post-dose heart rate (HR) (beat/min) and respiratory rate (RR) (breath/min) of the patients who participated in the study (n = 12)

From: Effect of pressures and type of ventilation on aerosol delivery to chronic obstructive pulmonary disease patients

Delivery method

Baseline HR (beat/min)

30 min HR (beat/min)

p-value

Baseline RR (breath/min)

30 min RR (breath/min)

p-value

Low BiPAP

83.00 ± 11.23

86.33 ± 12.40

 < 0.001

23.83 ± 3.69

20.50 ± 2.94

 < 0.001

High BiPAP

86.17 ± 21.20

89.42 ± 22.85

 < 0.001

22. 83 ± 2.72

19.92 ± 2.43

 < 0.001

HFNC

90.08 ± 4.72

92.67 ± 4.98

 < 0.001

22.92 ± 1.73

19.67 ± 1.61

 < 0.001