Important prognostic factors for survival in patients with malignant pleural effusion

BMC Pulmonary Medicine

Table 5 Cox proportional regression analysis for statistically significant prognostic factors by univariate analysis in relation to the survival of all 165 patients with malignant pleura effusions

Factors	Regression coefficient (b)	Hazard ratios	95% CI of HR	P value (adjusted)*
ECOG PS	4.2984	73.58	23.44 – 230.95	<0.0001
Histopathology	0.3752	1.45	0.86 – 2.43	.15
Cytology	−0.1557	0.85	0.51 – 1.41	.54
Cancer site	0.053	1.05	0.52 – 2.14	.88

*Over model fit: Null model −2 log likelihood: 1387.549. Full model −2 log likelihood: 1075.968, Chi-square = 311.58, p < 0.0001; CI: confidence interval; ECOG: Eastern Cooperative Oncology Group.

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