Table 1.

Descriptive characteristics of the study population

CharacteristicSubjects with depression, n = 1,358Subjects without depression, n = 67,570
* Mean age at date of inclusion in cohort.
† For 14.1% of subjects with depression and 17.0% of subjects without depression, this information was missing or not updated. Low = primary school and/or lower vocational education; Medium = secondary school and/or medium-level vocational education; High = higher vocational education and/or university.
No. of subjects with PD (%)19 (1.4)259 (0.4)
Mean follow-up, y (range)15.8 (1.0–25.3)14.9 (0.2–25.4)
Mean age (SD), y*43.8 (13.5)37.8 (14.7)
Sex, no. (%)
    Male463 (34.1)33,031 (48.9)
    Female895 (65.9)34,539 (51.1)
Type of health insurance,  no. (%)
    Public1,044 (76.9)46,637 (69.0)
    Private314 (23.1)20,933 (31.0)
Educational level, no. (%)
    Low760 (56.0)29,611 (43.8)
    Medium308 (22.7)19,537 (28.9)
    High98 (7.2)6,942 (10.3)