Table 1 Demographic data and acetylcholinesterase activity of rice farmers and controls

Gender, n (%)^a

 Male

90 (49.5)

38 (31.1)

 Female

92 (50.5)

84 (68.9)

Education, n (%)^a

 No education

27 (14.8)

11 (9)

 Primary level

118 (64.8)

72 (59)

 Secondary level

36 (19.8)

32 (26.2)

 Bachelor level

1 (0.5)

7 (5.7)

Alcohol drinking, n (%)^a

  Yes

63 (34.6)

44 (36.1)

  No

119 (65.4)

78 (63.9)

Smoking^a

 Yes

36 (19.8)

15 (12.3)

 No

146 (80.2)

107 (87.7)

Age (years)^b

 Mean ± SD

54.3 ± 9.5

53.4 ± 14.4

 Median (P25th–P75th)

55 (48–61)

55 (45–64)

AChE activity (U/L)^b

 Mean ± SD

10295 ± 3001

11172 ± 3090

 Median (P25th–P75th)

9594 (8190–11934)

10530 (8892–12870)