Table 2.

The association of selected risk factors with time between diagnosis and major resection, early stage colorectal cancer, 1996-2009

Variable	Time between diagnosis and resection (days)		Univariable analysis				Multivariable analysis 1
	Median	IQR	Coef 2	95% Confidence interval			Coef 2	95% Confidence interval
Age group
15 – 44	26	(15–37)	0.00				0.00
45 – 54	29	(17–41)	2.07	0.97	to	3.17	1.72	0.60	to	2.85
55 – 64	30	(19–42)	3.59	2.46	to	4.72	2.92	1.76	to	4.08
65 – 74	31	(19–43)	3.91	2.80	to	5.02	3.76	2.58	to	4.93
75 and older	30	(16–43)	2.91	1.57	to	4.26	3.48	2.32	to	4.63
Gender
Male	31	(19–43)	0.00
Female	29	(16–41)	-1.87	-2.30	to	-1.44	-1.24	-1.54	to	-0.94
Region of residence
London	28	(17–40)	0.00
North East	30	(19–41)	1.55	-1.67	to	4.76	1.83	0.93	to	2.73
North West	27	(13–41)	-1.07	-3.19	to	1.06	-2.21	-3.00	to	-1.43
Yorkshire and the Humber	29	(18–42)	1.39	-0.73	to	3.52	1.50	0.65	to	2.36
East Midlands	34	(21–46)	4.12	1.98	to	6.25	2.86	2.05	to	3.68
West Midlands	32	(20–43)	3.04	0.91	to	5.16	2.16	1.37	to	2.95
East of England	34	(23–45)	5.10	2.19	to	8.01	3.34	2.41	to	4.27
South East	32	(19–43)	2.26	-0.76	to	5.28	1.87	-0.38	to	4.12
South West	27	(11–40)	-2.21	-4.34	to	-0.08	-2.39	-3.19	to	-1.59
Ethnicity, major groups 3
White	33	(21–43)	0.00
Black	30	(21–42)	-0.60	-4.95	to	3.75	0.57	-2.97	to	4.11
Asian	32	(20–41)	-0.92	-2.94	to	1.10	-0.66	-2.52	to	1.19
Mixed	26	(17–35)	-6.26	-10.43	to	-2.09	-4.30	-8.40	to	-0.20
Other Ethnic Group	30	(18–40)	-2.94	-6.44	to	0.55	-2.15	-4.99	to	0.68
Unknown	34	(22–44)	0.47	-0.39	to	1.33	0.27	-0.80	to	1.34
Site
Colon	28	(15–40)	0.00
Rectosigmoid	32	(21–43)	4.48	3.61	to	5.35	4.42	3.81	to	5.03
Rectum	36	(23–48)	7.68	5.85	to	9.52	7.57	6.10	to	9.04
Stage
A	35	(23–46)	0.00
B	28	(15–41)	-5.83	-6.25	to	-5.41	-4.12	-4.46	to	-3.77
Morphology
Adenocarcinoma	30	(18–42)	0.00
Mucinous adenocarcinoma	28	(14–40)	-2.45	-3.26	to	-1.64	-0.84	-1.44	to	-0.25
Other	32	(18–43)	1.00	-0.16	to	2.16	1.18	0.23	to	2.12
Not otherwise specified	28.5	(8–39)
Grade
G1	28	(15–41)	0.00
G2	30	(18–42)	1.81	0.67	to	2.94	1.16	0.27	to	2.06
G3	28	(15–41)	0.15	-1.11	to	1.40	0.66	-0.29	to	1.62
G4	20.5	(6–33)	-7.82	-12.76	to	-2.88	-6.45	-11.02	to	-1.88
Unknown	29	(13–43)
Deprivation quintile 4
1 - least deprived	31	(19–43)	0.00
2	31	(19–43)	-0.11	-0.62	to	0.41	0.28	-0.55	to	1.11
3	31	(19–43)	-0.07	-0.67	to	0.52	0.40	-0.29	to	1.09
4	31	(18–43)	-0.33	-1.04	to	0.38	0.19	-0.55	to	0.93
5 - most deprived	30	(17–42)	-0.52	-1.84	to	0.80	0.21	-0.55	to	0.98
Unknown	21	(9–35)
Cancer plan implementation period
Prior to implementation	24	(12–37)	0.00
Initialization	29	(16–42)	4.23	3.09	to	5.37	4.83	3.56	to	6.10
Implementation	33	(22–44)	7.06	4.10	to	10.01	8.02	5.53	to	10.51

¹adjusted for all the other variables in the table except ethnicity.

²coefficient - represents the additional days between diagnosis and first resection for each category compared to the reference category.

³represents only data from 2005–2009.

⁴based on the income component of the 2007 Index of Multiple Deprivation.