Table 1 Distribution of cases and controls by age group

From: Lifestyles, environmental and phenotypic factors associated with lip cancer: a case–control study in southern Spain

Age group (years)

Cases n (%)

Controls n (%)

20–40

6 (5.7)

12 (5.0)

41–45

4 (3.8)

8 (3.4)

46–50

10 (9.5)

16 (6.7)

51–55

18 (17.1)

32 (13.4)

56–60

17 (16.2)

42 (17.6)

61–65

26 (24.8)

55 (23.0)

66–70

24 (22.9)

74 (30.9)

Total

105

239

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