Table 2. Association between demographic/clinical variables and suspected cancer diagnoses in patients followed in general practitioner practices (logistic regression model).

Variables	Odds Ratio (95% CI)*	p-value*
Demographic variables
Age ≤ 40 years versus > 80	1.26 (0.93–1.71)	0.131
Age 41–50 years versus > 80	1.38 (1.08–1.75)	0.010
Age 51–60 years versus > 80	1.31 (1.09–1.57)	0.004
Age 61–70 years versus > 80	1.30 (1.10–1.53)	0.002
Age 71–80 years versus > 80	1.07 (0.92–1.24)	0.411
men versus women	1.12 (0.99–1.26)	0.069
Private versus statutory health insurance coverage	0.86 (0.71–1.03)	0.109
Number of visits to physician within one year prior to index date
5–8 versus ≤ 4	2.57 (2.22–2.98)	<0.001
9–12 versus ≤ 4	2.95 (2.50–3.48)	< 0.001
>12 versus ≤ 4	3.17 (2.69–3.74)	< 0.001
Cancer diagnoses*
Lung cancer	2.26 (1.83–2.81)	< 0.001
Skin cancer	2.15 (1.80–2.57)	< 0.001
Prostate cancer	1.75 (1.41–2.18)	< 0.001
Leukemia	1.56 (1.18–2.06)	0.002
Breast cancer	1.22 (0.98–1.52)	0.077
Urinary tract cancer	1.14 (0.88–1.48)	0.314
Lymphomas	1.14 (0.82–1.57)	0.442
Brain tumors	0.86 (0.48–1.53)	0.612
Female genital organ cancers	0.63 (0.43–0.92)	0.017

*Reference group is cancer of digestive organs, the most frequent cancer diagnosis in general practitioner practices.