The association of time between diagnosis and major resection with poorer colorectal cancer survival: a retrospective cohort study

Table 3 The association of time between diagnosis and first major resection with excess mortality at five years

Model	Time between diagnosis and major resection
Model	Less than 25 days				25-38 days	More than 38 days
	Excess hazards ratio	95% Confidence interval			Excess hazards ratio	Excess hazards ratio	95% Confidence interval
Complete case analysis
Crude model	1.78	1.59	to	2.00	1.00	1.20	1.06	to	1.37
Age-adjusted	1.75	1.57	to	1.95	1.00	1.17	1.04	to	1.33
Adjusted for all covariates ¹	1.60	1.44	to	1.78	1.00	1.17	1.04	to	1.32
Imputed dataset
Crude model	1.70	1.54	to	1.89	1.00	1.17	1.04	to	1.31
Age-adjusted	1.68	1.52	to	1.85	1.00	1.15	1.03	to	1.28
Adjusted for all covariates ¹	1.50	1.37	to	1.66	1.00	1.16	1.04	to	1.29

¹adjusted for age, sex, region of residence, subsite, stage, grade, morphology, deprivation quintile and period.

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