Table 3.

Univariate regression analysis of factors with increased mortality

	B	Sig	Exp (B)	95% CI for Exp (B)
Age	0.046	0.126	0.954	0.811–1.112
Male gender	0.002	0.870	1.003	0.968–1.039
BMI	0.206	0.726	1.228	0.962–1.559
FVC	−0.038	0.092	0.963	0.890–1.042
TLC	−0.158	0.525	1.176	0.786–1.805
DLCO	−0.056	0.007	1.438	1.045–1.736
6MWT	−0.011	0.110	1.011	0.995–1.027
SPAP	0.062	0.036	1.168	1.087–1.452
PaO2	−0.826	0.042	1.662	1.334–2.406
RDW	0.802	0.028	1.794	1.124–2.306

B, regression coefficient; Exp (B), hazard ratio; CI, confidence interval; FVC, forced vital capacity; TLC, total lung capacity; DLCO, carbon monoxide diffusing capacity; 6MWT, 6-minute walking test distance; SPAP, systolic pulmonary arterial pressure; PaO₂, partial oxygen pressure; RDW, red cell distribution width. Bold values denote statistical significance at the p < 0.05 level.