Skip to main content

Table 1 Distribution of demographic characteristics between cases and controls

From: The consumption of chili peppers and the risk of colorectal cancer: a matched case-control study

Variables

Cases N(%)

Controls N(%)

χ 2

P

Education

    

 Primary school and below

151(37.75)

175(43.75)

5.576

0.062

 Junior-senior high school and secondary school

216(54.00)

183(45.75)

  

 Junior college and above

33 (8.25)

42(10.50)

  

Profession

    

 Enterprises and institutions

104(26.00)

111(27.75)

1.287

0.864

 Manufacturing industry

78(19.50)

85(21.25)

  

 Transport industry

12 (3.00)

13 (3.25)

  

 Agriculture, forestry, fishery, and animal husbandry

145(36.25)

131(32.75)

  

 Others

61(15.25)

60(15.00)

  

Household per capita annual income(yuan per year)

    

 < 10000

134(33.50)

118(29.50)

1.530

0.465

 10000–20000

159(39.75)

166(41.50)

  

 > 20000

107(26.75)

116(29.00)