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In light of the excess early mortality in schizophrenia, mainly due to physical illnesses, we investigated medical comorbidity, use of medication, and healthcare utilization among individuals with schizophrenia who survived into older ages to uncover potential factors contributing to their longevity.

A nationwide register-based case-control study comparing 70-year-olds with and without schizophrenia.

Cases were drawn from the Danish Psychiatric Central Register. Age- and sex-matched controls were drawn from the general population via the Civil Registration System.

All Danish inhabitants who were diagnosed and registered with early onset schizophrenia in 1970–1979 and still alive at age 70 years. Controls alive at age 70 years.

Chronic medical comorbidity, medications, and inpatient and outpatient healthcare utilization extracted from Danish healthcare registers …