Common Mental Disorders among Occupational Groups: Contributions of the Latent Class Model

Table 1

Sociodemographic characteristics of the populations of the four studies.

Study: population ()		%
Study 1: informal workers (1,458)
Sex
Female	728	49.9
Age group
<30 years	537	36.8
30 to 45 years	553	37.9
>45 years	368	25.2
Education level (1,438)
Elementary	1,379	95.9
Technical/tertiary	9	0.6
Without qualification	50	3.5
Study 2: teachers (4,496)
Sex (4,342)
Female	3,994	92.0
Age group (4,302)
<30 years	773	18.0
30 to 45 years	2,289	53.2
>45 years	1,240	28.8
Education level (4,398)
Elementary	717	16.3
Technical/tertiary	3,609	82.1
Postgraduate	72	1.6
Study 3: healthcare workers (2,448)
Sex (2,421)
Female	1,951	80.6
Age group (2,395)
<30 years	581	24.3
30 to 45 years	1,071	44.7
>45 years	743	31.0
Education level (2,419)
Elementary	1,038	42.9
Technical/tertiary	1,000	41.3
Postgraduate	381	15.8
Study 4: urban workers (1,557)
Sex (1,557)
Female	851	54.7
Age group (1,557)
<30 years	576	37.0
30 to 45 years	584	37.5
>45 years	397	25.5
Education level (1,269)
Elementary	536	42.3
Technical/tertiary	710	55.9
Without qualification	23	1.8