Table 6.

Adjusted outcomes by obesity class in intubated cohort*

BMI	Normal	Underweight	Overweight	Obese	Morbidly obese
VFD (60 days)
Estimate	—	0.15	3.4	3.5	1.1
95% CI	—	−19 to 19	−2.1 to 8.8	−2.2 to 9.2	−9.0 to 11
Q value†	—	0.99	0.54	0.54	0.97
VFD (28 days)
Estimate	—	2.6	0.93	0.32	1.2
95% CI	—	−4.8 to 10.0	−1.2 to 3.1	−1.9 to 2.5	−2.7 to 5.1
Q value	—	0.76	0.76	0.92	0.79
Length of stay (days)
Estimate	—	−23	4	1.5	−7.6
95% CI	—	−55 to 9.5	−5.2 to 13	−8.1 to 11	−25 to 9.5
Q value	—	0.67	0.72	0.93	0.72
Discharge to home
OR	—	0.86	0.94	1.5	2.1
95% CI	—	0.04 to 8.0	0.47 to 1.9	0.78 to 3.1	0.64 to 6.5
Q value	—	>0.99	>0.99	0.7	0.7
Tracheostomy
OR	—	0	1.2	1.4	0.6
95% CI	—		0.68 to 2.2	0.79 to 2.7	0.17 to 1.8
Q value	—	>0.99	0.95	0.95	0.95

*Adjusted for age, sex, race, diabetes, hypertension, chronic obstructive pulmonary disease, asthma, end stage renal disease, coronary artery diseases, heart failure, cerebrovascular accident and cancer.

†Q-value: False discovery rate correction for multiple testing.

VFD, ventilator free days.