Table 6.

Independent association of peak FO with mortality.

	Parameter	Adjusted OR for mortality (95% CI)	p-value
Peak FO%	<5% (Baseline/Constant)
	5–9.99%	2.520 (1.80–7.92)	0.011
	10–14.99%	2.751 (1.32–15.66)	0.041
	>15%	3.675 (1.28–23.18)	0.039
Age groups	<1 year (Baseline/Constant)
	1–3 years	0.173 (0.02–1.19)	0.075
	3–12 years	0.301 (0.06–1.50)	0.144
	12–18 years	1.471 (0.41–5.22)	0.551