Variables

Psychosomatic symptoms

(1) Odds Ratio

(2) Odds Ratio

(3) Odds Ratio

Gender (base group: male)

Female

1.822^***

1.815^***

1.645^***

Grade (base group: 11-year old)

Special grade for 13-year old

1.558^***

1.561^***

1.367^***

Special grade for 15-year old

1.756^***

1.756^***

1.421^***

City size (base group: 50+ inhabitants)

10K-49.9K

0.951

0.952

0.957

2K-9.9K

0.943

0.947

0.946

<2K

0.804^***

0.812^***

0.813^***

Class of Family Affluence

(base group: medium affluence)

Low affluence

1.115^***

1.055

High affluence

1.039

1.100

Covariates

Talk to father

1.287^***

Talk to mother

1.253^***

R²

0.047

0.048

0.093

Observations

12166

12166

11386