Rate of Change of Rapid Shallow Breathing Index and Extubation Outcome in Mechanically Ventilated Patients

Table 2

Demographic and clinical characteristics of the patients against the outcome.

Patient characteristics and outcomes
	Extubation success	Extubation failure	Weaning failure	value
Demographics
Age	58 ± 16	61 ± 16	57 ± 15	0.509
Gender (male)	47 (59)	23 (68)	29 (62)	0.715
Lung status
Normal lung	30 (61)	8 (16)	11 (23)	0.295
Airway	22 (40)	13 (24)	20 (36)	0.289
Parenchymal	27 (48)	13 (23)	16 (29)	0.294
RSBI 120
All patients	64 ± 5.41	75 ± 3.28	80 ± 8.21	≤0.001
Normal lung	64 ± 5.4	75 ± 3.3	80 ± 8.2	≤0.001
Airway	65 ± 6.8	74 ± 3.3	86 ± 11.5	≤0.001
Parenchymal	61 ± 8.2	72 ± 3.8	83 ± 7.6	≤0.001
RSBI 5-120
All patients	20.5 ± 1.6	29.3 ± 6.7	36.4 ± 9.3	≤0.001
Normal lung	21 ± 1.6	29 ± 6.7	36 ± 9.3	≤0.001
Airway	23 ± 5.6	33 ± 8.2	39 ± 12.1	≤0.001
Parenchymal	20 ± 2.8	34 ± 9.4	39 ± 9.0	≤0.001