Manchanda 2000.

Study characteristics
Methods	Study design: single‐centre RCT Country: India Dates participants recruited: NR Maximum follow‐up: 1 year
Participants	Inclusion criteria: chronic stable angina and angiographically proven CAD Exclusion criteria: recent (within last six months) MI or unstable angina N randomised: total: 42; intervention: 21; comparator: 21 Diagnosis (% of participants): chronic stable angina and angiographically proven CAD Age (years): intervention: 51; comparator: 52 Percentage male: 100% Ethnicity: NR
Interventions	Intervention: participants and their spouses spent four days at a yoga residential centre where they underwent training in various yogic lifestyle techniques. Subsequently they carried out the yogic exercises at home for an average of 90 min daily. The programme included health rejuvenating exercises, breathing exercises, relaxation, meditation, reflection, stress management, dietary control and moderate aerobic exercises. Components: exercise, education and psychosocial support Setting: centre followed by home Exercise programme modality: yoga and "moderate aerobic exercises" Length of session: 90 min Frequency: daily Intensity: NR Resistance training included? No Total duration: 1 year Co‐interventions: relaxation, reflection, stress management, dietary control Comparator: managed by conventional methods i.e. risk factor control and American Heart Association step I diet. Co‐interventions: none described
Outcomes	total mortality; CABG; PCI Assessments are baseline and 1 year
Source of funding	This study was supported in part by a grant from the Central Research Institute of Yoga, Ministry of Health, Government of India.
Conflicts of interest	NR
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	"randomized"
Allocation concealment (selection bias)	Unclear risk	Not reported
Blinding of outcome assessment (detection bias) All outcomes	Low risk	"Two independent observers who were blinded to group allocation analysed all arteriograms."
Incomplete outcome data (attrition bias) All outcomes	Low risk	All participants accounted for
Selective reporting (reporting bias)	High risk	While participants were given a clinical exam and clinical investigations every month, only the results at 1 year are presented.