Table 4. Risk ratios comparing participants included (N = 1403) to those not included (N = 2224) in factor analysis.
| Unadjusted Risk Ratio [95% C.I.]a | Adjusted Risk Ratio [95% C.I.]b | % missing | ||
|---|---|---|---|---|
| included in FA (N = 1403) | excluded from FA (N = 2224) | |||
| Age (10-year units) | 1.04 [1.02–1.06]*** | 0.99 [0.96–1.01] | 0.6 | 68.4 |
| Male sex | 0.94 [0.88–1.00]* | 0.93 [0.87–0.99]* | 1.4 | 68.2 |
| Meditates regularly | 1.13 [1.05–1.22]*** | 1.08 [1.00–1.17]* | 1.3 | 72.2 |
| Years of practice (10 year units) | 1.04 [1.02–1.06]*** | 1.03 [1.00–1.06]* | 5.2 | 74.4 |
| Questionnaire language | 0 | 0 | ||
| English | 0.88 [0.80–0.96]** | N.A.c | ||
| French | 0.86 [0.59–1.26] | 1.20 [0.98–1.46] | ||
| German | 1.17 [1.08–1.28]*** | 1.09 [1.02–1.17]* | ||
| Italian | 1.00 [0.74–1.36] | 0.88 [0.68–1.15] | ||
| Spanish | 0.76 [0.56–1.03] | 0.90 [0.71–1.14] | ||
| Meditation technique | 2.7 | 74.7 | ||
| Mahamudra/Dzogchen | 1.05 [0.98–1.12] | 1.03 [0.96–1.11] | ||
| MBSR | 1.03 [0.96–1.10] | 1.02 [0.95–1.10] | ||
| Metta | 1.03 [0.96–1.09] | 1.01 [0.94–1.18] | ||
| Shamata | 1.09 [1.02–1.27]* | 1.09 [1.01–1.18]* | ||
| TM | 1.07 [0.99–1.15] | 1.06 [0.97–1.15] | ||
| Vipassana | 1.01 [0.96–1.07] | 1.02 [0.96–1.10] | ||
| Zen | 1.06 [1.00–1.12]* | 1.08 [1.02–1.14]* | ||
| Other | 1.06 [1.00–1.12] | 1.08 [1.02–1.15]** | ||
aUnivariable general linear regressions with Gaussian distribution, log link and robust standard errors, variable N (1900–3627).
bMultivariable general linear regression with Gaussian distribution, log link and robust standard errors, N = 1814.
cEnglish is the reference category.
*p < .05,
**p < .01,
***p < .001.
FA = factor analysis, N = number, N.A. = not applicable.