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. 2016 Dec 9;11(12):e0168006. doi: 10.1371/journal.pone.0168006

Table 1. Demographic characteristics of the study population.

MCS (n = 10) Controls (n = 6)
Sex, male/female, (n) 0/10 0/6
Age, mean ± SD, (years) 56.4 ± 6.6 44.7 ± 10.0
Occupation, (n)
 Homemakers or pensioners 4 1
 Clerical employees in offices 3
 Supermarket bakers 1
 Teachers 1 2
 Fabric tinters 1
 Company executives 1
 Medical coding staff 1
 Graduate students 1