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Table 2 Predictors of attrition from baseline to one- and 15- year follow-ups

From: Attrition and generalizability in longitudinal studies: findings from a 15-year population-based study and a Monte Carlo simulation study

  One-year follow-up 15-year follow-up
  Unadjusted Adjusted Unadjusted Adjusted
Predictor OR 95% CI OR 95% CI OR 95% CI OR 95% CI
Women:
 Age 0.98 0.94-1.01 0.99 0.94-1.03 0.96* 0.93-0.99 0.99 0.96-1.02
 Lives alone 1.52 0.86-2.70 1.44 0.77-2.68 1.93* 1.15-3.23 1.32 0.75-2.33
 Family finances 0.91 0.76-1.08 0.95 0.76-1.17 0.87* 0.76-0.99 0.97 0.83-1.15
 Education 0.87 0.73-1.03 0.84 0.68-1.04 0.59* 0.51-0.68 0.62* 0.52-0.74
 Not working 1.35 0.94-1.96 1.32 0.86-2.03 2.01* 1.49-2.72 1.49* 1.06-2.10
 Emotionality 1.05 0.88-1.25 1.06 0.84-1.33 1.03 0.90-1.18 0.98 0.82-1.16
 Sociability 1.45* 1.20-1.75 1.56* 1.26-1.94 0.91 0.80-1.04 1.01 0.87-1.19
 Activity 1.08 0.91-1.28 1.05 0.86-1.28 0.85* 0.75-0.97 0.95 0.82-1.11
 Partner support 1.04 0.86-1.26 1.07 0.85-1.35 0.94 0.82-1.08 1.02 0.86-1.22
 Emotional support from  friends and family 0.97 0.81-1.15 0.86 0.70-1.05 0.88 0.77-1.01 0.93 0.79-1.08
 Chronic stressors 1.00 0.84-1.19 1.03 0.81-1.31 1.00 0.87-1.14 1.01 0.84-1.21
 HSCL 1.02 0.86-1.21 0.92 0.70-1.19 1.09 0.95-1.24 0.92 0.75-1.13
Children:
 Activity 1.10 0.92-1.31 0.98 0.80-1.20 1.02 0.90-1.17 0.98 0.84-1.15
 Sociability 1.05 0.88-1.25 1.00 0.81-1.22 0.94 0.82-1.07 0.94 0.80-1.10
 Emotionality 1.01 0.84-1.20 1.04 0.85-1.27 1.09 0.96-1.25 1.16 1.00-1.36
 Shyness 0.96 0.81-1.14 0.95 0.77-1.17 1.05 0.92-1.20 0.94 0.80-1.10
  1. Predictors are standardized scores from the baseline questionnaire. N = 913.
  2. * Significant at p <.05 before Bonferroni correction, Bold font = significant at p < .05 after Bonferroni correction. N = 861 in the multiple regression analysis. (Partner support is left out of the multiple analysis reported here, because this reduced N to 779.) unstandardized score.