Table 4 PICOS-based eligibility criteria.

From: High-intensity interval training versus moderate-intensity continuous training on patient quality of life in cardiovascular disease: a systematic review and meta-analysis

PICOS

Criteria

Participants

Patients with cardiovascular disease

Intervention

HIIT or MICT

Comparison

HIIT or MICT in patients with cardiovascular disease

Outcome

Quality of life (QOL evaluation scale) and mental health (depression and anxiety evaluation scale)

Study design

Randomized controlled trial