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. 2012 Dec 7;9(12):4498–4503. doi: 10.3390/ijerph9124498

Table 2.

Univariate analysis of Anti-HAV (+) among municipal workers.

Characteristic Anti-HAV (+) Anti-HAV (−) p value
Sex n/N, (%) n/N, (%)
male 72/138 (52%) 66/138 (48%) <0.001 b
female 18/70 (26%) 52/70 (74%)
Age a 50.54 (7.4) 41.18 (6.9) <0.001 c
Duration of employment (years) a 18.12 (6.67) 13.41 (6.17) 0.001 c
Occupation    
Waste collectors 61/100 (61%) 39/100 (39%)
Gardeners 29/108 (27%) 79/108 (73%) <0.001 b
Educational status    
≤9 years 71/118 (60%) 47/118 (40%) <0.001 b
>9 years 71/90 (79%) 19/90 (21%)

a mean, standard deviation. b X2 test. c Student’s t-test.