Eyre (2016)
Quality Index (Adjusted QI) 0.733
0 Low < 0.56 Moderate 0.56–0.77 High ≥ 0.78 1
Study Details
ConditionMild cognitive impairment
Clinical domainCognition & Neurodegeneration
PopulationOlder adults with MCI
Sample sizen = 25
Country / SettingUSA - community-based memory clinic
Protocol clusterKirtan Kriya (12-min)
Duration12 weeks, 60 min/week + daily 12-min Kirtan Kriya
Control typeActive Control
ComparatorRelaxation music
Outcomes & Effect Sizes
Primary outcomeCognition (memory/executive function)
Scales usedMMSE; verbal fluency; executive function testing
Key resultMemory improved; verbal fluency improved; executive function improved
Effect sized = 0.58 (verbal fluency); small-moderate effect
ES value0.58 (d)
Retention100% (25/25 completed)
SafetyNo adverse events reported
Methodological Summary
Randomized; active control (relaxation/music); medium sample
KY Protocol Components
Kirtan Kriya: 12-minute singing meditation using mantra "Sa-Ta-Na-Ma" with finger movements (thumb touches index, middle, ring, pinky sequentially). Structure: 2 min aloud → 2 min whisper → 4 min silent → 2 min whisper → 2 min aloud. STUDY-SPECIFIC: Older adults with subjective cognitive decline; 12-week program combining Kirtan Kriya + memory training; multimodal intervention.
Quality Item Scores — 1 fail · 2 partial · 3 pass · ★ critical
★A1
3
A2
3
★B1
2
★B2
2
B3
3
B4
2
★B5
2
B6
2
★B7
2
★B8
3
B9
2
★C1
2
C2
1
C3
1
JP1
3
Critical fails0
Raw QI0.733
SAF1
Adjusted QI0.733
Final ratingModerate