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Table 3 Results of the regression analyses of the intervention on primary and secondary outcomes after 12 months

From: Effectiveness of a problem-solving based intervention to prolong the working life of ageing workers

Outcome measure¥ B OR 95% CI
    Lower Upper
Primary outcomes +     
Work ability −1.33   −2.45 −0.20
Vitality   0.10* 0.02 0.46
Productivity   0.83 0.23 3.00
Secondary outcomes     
Perceived fatigue −0.11   −2.83 2.61
Job content     
Job demands −0.82   −2.53 0.89
Decision authority −0.55   −2.38 1.29
Skill discretion 1.78**   0.74 2.83
Support from supervisor 0.17   −0.59 0.94
Co-worker support 0.03   −0.41 0.46
Perceived work attitude 5.29*   0.99 9.59
Self-efficacy     
Willingness to exert effort in completing the behaviour 0.11   −0.95 1.17
Persistence in the face of adversity 1.45*   0.43 2.48
Willingness to initiate behaviour −0.47   −1.33 0.40
Work engagement     
Vigour −0.21   −0.47 0.05
Dedication −0.03   −0.31 0.25
Absorption −0.07   −0.40 0.26
  1. ¥Analyses on outcome measures were adjusted for age, gender, education, occupation, sector, shift work, duration current position and years paid work;+Primary outcomes were analysed with linear (work ability), logistic (productivity) and ordinal (vitality) multilevel analyses.
  2. *p ≤ .05; **p ≤ .001.