Table 3.

Clinical variables mean and median survival (months) with 95% confidence intervals

Variables		Mean Survival (months)	95% Confidence Intervals	Median Survival (months)	95% Confidence Intervals
All patients		20.557	15.544–25.570	12.0	8.543–15.457
Diabetes Status	DM	23.733	15.229–32.237	12.0	5.936–18.064
	Non DM	16.254	12.183–20.324	13.0	8.610–17.390
Sex	Male	20.372	14.132–26.612	12.0	7.905–16.095
	Female	20.053	12.634–27.472	12.0	6.405–17.595
Site of Primary Tumour	Head	24.703	17.759–31.647	16.0	13.037–18.963
	Body	8.318	5.330–11.305	6.0	2.934–9.066
	Tail	5.667	1.650–9.683	2.0	0.326–3.674
	Unknown	22.557	13.691–31.784	19.0	13.431–24.569
Stage at PC Diagnosis	Stage 1	14.400	7.245–21.555	12.0	1.265–22.735
	Stage 2	17.379	12.374–22.384	15.0	9.113–20.887
	Stage 3	43.390	28.916–57.864	31.0	20.067–41.933
	Stage 4	10.717	6.395–15.039	5.0	2.292–7.708
	Unknown	10.000	4.697–15.303	14.0	0.000–28.038
Surgery	Yes	29.136	16.870–41.402	16.0	10.650–21.350
	No	16.892	12.348–31.437	11.0	6.804–15.196
Chemotherapy	Yes	25.725	19.144–32.305	17.0	11.539–22.461
	No	7.426	5.116–9.735	4.0	2.093–5.907
Radiotherapy	Yes	16.515	11.775–21.254	16.0	8.345–23.655
	No	22.294	15.756–28.833	12.0	8.333–15.667