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Table 1 Variables

From: The choice between a ritonavir-boosted protease inhibitor- and a non-nucleoside reverse transcriptase inhibitor-based regimen for initiation of antiretroviral treatment – results from an observational study in Germany

Treatment regimen • NNRTI-based
• PI/r-based
• Other
Sociodemographic factors
Patient age (in years) at diagnosis • < 50 years old
• 50 years or older
Education level • With college degree
• Without college degree
Anamnestic factors
HIV stage according to CDC classification • A (asymptomatic)
• B (symptomatic)
• C (AIDS-defining diseases)
More than three concomitant diseases • No
• Yes