Figure 3

Associations between multiple health complaints (MHC) (yes/no) and number of hospital contacts. Presented as incidence rate ratios (IRR) [95% CI]. Somatic contacts are contacts to any non-psychiatric department. Adjusted for factors in model 4: age at index date, sex, existing somatic and psychiatric morbidity, maternal parity at child’s birth, last completed maternal education, and parental cohabitation at the child’s index date.