Table 2.

The association between change of practice and patient characteristics. Adjusted risk ratio with 95% CI of changing practice from 7 months before diagnosis until 12 months after diagnosis forpatients with cancer compared with the matched references

	COP before diagnosis		COP after diagnosis
	RR	95% CI	RRa	95% CI
Sex
Female	1.38	1.30 to 1.47	1.62	1.56 to 1.69
Male	1.49	1.39 to 1.59	1.66	1.58 to 1.74
Age groups, years
18–44	1.43	1.26 to 1.62	1.63	1.49 to 1.79
45–54	1.44	1.27 to 1.62	1.86	1.71 to 2.03
55–64	1.47	1.34 to 1.59	1.83	1.72 to 1.94
65–74	1.44	1.33 to 1.57	1.55	1.46 to 1.65
>75	1.36	1.24 to 1.49	1.40	1.30 to 1.51
Comorbidity
None	1.46	1.39 to 1.53	1.72	1.66 to 1.78
Moderate	1.38	1.25 to 1.54	1.42	1.32 to 1.54
Severe	1.04	0.80 to 1.36	1.16	0.96 to 1.41
Marital status
Cohabiting	1.43	1.35 to 1.51	1.67	1.60 to 1.74
Living alone	1.43	1.33 to 1.54	1.59	1.51 to 1.68
Household income
Low	1.38	1.28 to 1.48	1.49	1.41 to 1.58
Middle	1.45	1.35 to 1.57	1.65	1.56 to 1.74
High	1.47	1.36 to 1.59	1.80	1.70 to 1.91
Educational level
Basic	1.34	1.25 to 1.44	1.57	1.49 to 1.65
Short	1.54	1.43 to 1.65	1.62	1.54 to 1.71
Long	1.42	1.28 to 1.56	1.80	1.68 to 1.93
Duration of GP–patient relationship, years
<5	1.31	1.22 to 1.41	1.47	1.39 to 1.55
5–9	1.49	1.35 to 1.66	1.75	1.62 to 1.88
≥10	1.53	1.42 to 1.64	1.77	1.69 to 1.86
City size
Rural area	1.36	1.22 to 1.52	1.80	1.67 to 1.94
Small city	1.46	1.35 to 1.59	1.68	1.58 to 1.79
Medium city	1.46	1.31 to 1.63	1.61	1.49 to 1.74
Large city	1.42	1.32 to 1.53	1.55	1.47 to 1.64

^aEstimates after diagnosis are additionally adjusted for COP before diagnosis. Estimates are adjusted for age, sex, comorbidity, educational level, marital status, and length of GP–patient relationship.

COP = change of practice. RR = risk ratio.