Table 3.
Change over time in memory and cognitive functioning in older adults with subjective cognitive decline randomized to a 12 week Kirtan Kriya meditation program or a 12-week music listening program
| Change from Baseline (KK Meditation) | Change from Baseline (Music Listening) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Outcome Measures* | 3 months (Mean ± SE) | p | ES | 6 months (Mean ± SE) | p | ES | 3 months (Mean ± SE) | P | ES | 6 months (Mean ± SE) | p | ES |
| Perceived Memory Function | ||||||||||||
| Memory Functioning Questionnaire | ||||||||||||
| Total | 29.35 (8.44) | 0.002 | 0.8 | 29.84 (7.82) | 0.0008 | 0.7 | 25.71 (8.18) | 0.004 | 0.5 | 31.67 (10.65) | 0.006 | 0.7 |
| Frequency of Forgetfulness | 22.62 (5.68) | 0.001 | 0.8 | 25.24 (5.60) | 0.00003 | 1.0 | 14.07 (4.86) | 0.007 | 0.5 | 17.59 (5.84) | 0.006 | 0.6 |
| Seriousness of Forgetting | 6.81 (3.08) | 0.04 | 0.4 | 3.42 (3.28) | 0.31 | 0.2 | 9.32 (3.44) | 0.01 | 0.4 | 7.26 (4.75) | 0.14 | 0.3 |
| Retrospective Memory Functioning | 1.92 (0.65) | 0.006 | 0.6 | 3.42 (0.67) | 0.00003 | 1.0 | 2.57 (1.02) | 0.02 | 0.8 | 4.22 (0.87) | 0.00005 | 1.2 |
| Mnemonic Use | −2.00 (0.14) | 0.22 | −0.2 | −1.50 (1.07) | 0.17 | 0.2 | −0.25 (1.55) | 0.87 | 0.0 | 2.59 (1.31) | 0.06 | 0.3 |
| Executive Function, Information Processing/Psychomotor Speed, Attention, Working Memory | ||||||||||||
| Digit Symbol Substitution Test | 2.08 (0.97) | 0.04 | 0.2 | 5.15 (0.92) | 0.000008 | 0.6 | 3.07 (0.94) | 0.003 | 0.3 | 4.48 (0.93) | 0.00006 | 0.4 |
| Trail-making Testŧ | ||||||||||||
| TMT-A | −2.84 (1.78) | 0.05 | 0.3 | −6.32 (1.64) | 0.0008 | 0.8 | −5.00 (2.31) | 0.04 | 0.5 | −5.93 (1.90) | 0.004 | 0.7 |
| TMT-B | −13.62 (6.27) | 0.04 | 0.7 | −21.35 (6.05) | 0.00165 | 1.0 | −19.43 (6.06) | 0.003 | 0.9 | −22.30 (5.93) | 0.001 | 1.0 |
| % Change in no. of participants with poor TMT-B scoresŧ | −46.8% | 0.005 | −82.3% | 0.004 | −46.4% | 0.02 | −53.7% | 0.008 | ||||
| Memory Concerns at 6 Months (%)ŧŧ | (%) | (%) | ||||||||||
| More concerned | 0.00% | 7.69% | ||||||||||
| Same amount of concern | 43.48% | 38.46% | ||||||||||
| Less/Much less concerned | 56.52% | 53.85% | ||||||||||
No significant between group differences at 3 or 6 months (p’s > 0.05);
Baseline score ≥88 seconds;
Calculated from participant responses to the 5-point Likert scale question ‘How concerned are you about your memory compared to when you began the study?’; ES, effect size; SE, Standard error.