Table 5.

Variance decomposition: factors explaining variation in individual effects on depression at Age 42

Factors	% of total variance in PeT effects on Depression at Age 42 explained by each factor
Parent say pupil unhappy at primary school, age 7	22
Non-cognitive ability, age 11	16
Height, age 7	14
Cognitive ability, age 7	12
No. of hospitalizations, by age 7	9
Parents want pupil to stay in school	6
Male	5

NOTE: Only factors explaining at least 5% of total variance are reported