Table 1 Characteristics of the population studied

Mean age (range)

72.9 (41–91)

74.3 (41–95)

Mean age of diagnosis^a

66.3 (35–90)

Males

110 (61.8 %)

224 (55.7 %)

Females

68 (39.2 %)

178 (44.3 %)

Parkinson’s Disease

118

Parkinsonism

60

% Parkinsonism

33.70 %

Smokers^d

61 (34.3 %)

177 (44.0 %)

Ever knocked unconscious^e

33^b (18.6 %)

48 (11.9 %)

Family history of Parkinson’s disease^e

35 (19.7 %)

16^c (4.0 %)

Use of pesticides^e

27 (15.2 %)

42 (10.4 %)