Skip to main content

Table 1 Characteristics of Parkinson's disease cases and control subjects

From: Occupational risk factors for Parkinson's disease: a case-control study in Japan

Variable

n (%) or Mean (SD)

 

Cases, n = 249

Controls, n = 369

Gender (male)

93 (37.4)

141 (38.2)

Age (years)

68.5 (8.6)

66.6 (8.5)

Region of residence

  

   Kinki

160 (64.3)

215 (58.3)

   Fukuoka

89 (35.7)

154 (41.7)

Educational level (years)

  

   < 10

51 (20.5)

78 (21.1)

   10-12

122 (49.0)

171 (46.3)

   ≥ 13

76 (30.5)

120 (32.5)

Pack-years of smoking

  

   None

185 (74.3)

222 (60.2)

   0.1-29.9

37 (14.9)

65 (17.6)

   30.0 ≤

27 (10.8)

82 (22.2)