Table 3.

Association between quartile of tracheostomy timing and mortality

	Quartile 1 Tracheostomy ≤ 15 days (n = 26)	Quartile 2 Tracheostomy 16–19 days (n = 23)	Quartile 3 Tracheostomy 20–26 days (n = 25)	Quartile 4 Tracheostomy > 26 days (n = 24)	OR for quartile increment (95% CI)	p value for trend
ICU mortality
n (%)	4 (15.4%)	3 (13.0%)	6 (24.0%)	9 (37.5%)
Crude OR (95% CI)	1 (reference)	0.83 (0.16–4.15)	1.74 (0.43–7.09)	3.30 (0.86–12.70)	1.57 (1.01–2.46)	0.047
Adjusted OR (95% CI)a	1 (reference)	0.85 (0.16–4.39)	2.33 (0.53–10.20)	3.41 (0.82–14.20)	1.60 (1.00–2.56)	0.049
Hospital mortality
n (%)	5 (19.2%)	8 (34.8%)	8 (32.0%)	12 (50.0%)
Crude OR (95% CI)	1 (reference)	2.24 (0.61–8.21)	1.98 (0.55–7.16)	4.20 (1.19–14.80)	1.51 (1.03–2.23)	0.037
Adjusted OR (95% CI)a	1 (reference)	2.45 (0.65–9.22)	2.48 (0.65–9.53)	4.39 (1.16–16.60)	1.55 (1.03–2.35)	0.037

OR, odds ratio; CI, confidence interval; ICU, intensive care unit

^aAdjusted OR for age, sex, APACHE II score in mortality