Table 2.

Multivariate prediction model of mortality.

Parameter	Comparison	Hazard ratio	95% confidence interval	p value	β coefficient	Score
Aspartate transaminase ⩾ 31 IU/L	⩾ versus <	1.325	1.017–1.727	0.0374	0.281	2
Karnofsky Performance Score	⩽ 80 versus ⩾ 90	1.395	1.078–1.806	0.0115	0.333	2
Derived neutrophil to lymphocyte ratio 2	⩾ versus <	1.475	1.142–1.905	0.0029	0.388	3
Carbohydrate antigen 19-9 level (1000 U/L)	⩾ versus <	1.483	1.132–1.943	0.0042	0.394	3
Haemoglobin level (8.07 mmol/L)	< versus ⩾	1.514	1.163–1.973	0.0021	0.415	3
Presence of pain	Yes versus No	1.564	1.185–2.064	0.0016	0.447	3
Distant metastases	Pre versus Abs	1.604	1.164–2.211	0.0039	0.473	3
Alkaline phosphatase ⩾ 123 IU/L	⩾ versus <	1.653	1.220–2.241	0.0012	0.503	4
TOTAL SCORE	–	–	–	–	–	0–23