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Br J Ophthalmol 94:223-228 doi:10.1136/bjo.2008.147538
  • Clinical science

Vision self-management for older adults: a randomised controlled trial

Table 3

Results of ANCOVA comparing usual care (UC) and usual care plus vision self-management (experimental group) (UC+VSM) and UC on primary and secondary outcomes at post-test and follow-up (pretest scores used as a covariate)

Measure Group Pretest Adjusted Mean Post-test Follow-up
Mean Effect size p Value Mean Effect size p Value
Primary outcome measure
 ACS* UC+VSM 0.67 0.72 0.20 0.001 0.72 0.31 0.001
UC 0.67 0.62 0.56
Secondary outcome measures
 General health domain
Geriatric Depression Scale UC+VSM 10.58 8.05 0.17 0.001 7.52 0.18 0.001
UC 10.58 11.28 10.83
SF-36
  Physical Component Summary* UC+VSM 36.07 38.16 0.10 0.005 38.86 0.23 0.001
UC 36.07 33.29 31.43
  Mental Component Summary* UC+VSM 51.94 56.32 0.07 0.019 56.13 0.03 0.102
UC 51.94 51.71 53.49
Generalised Self-Efficacy Scale* UC+VSM 29.56 31.55 0.20 0.001 31.08 0.14 0.001
UC 29.56 27.75 27.59
 Vision-specific domain
  Adaptation to Vision Loss Scale* UC+VSM 52.67 61.16 0.27 0.001 62.10 0.05 0.058
UC 52.67 49.68 55.71
  Age-related vision loss-Self-Efficacy Questionnaire UC+VSM 54.10 78.81 0.30 0.001 80.14 0.30 0.001
UC 54.10 59.35 58.58
  • * Increasing scores=Improvement.

  • Decreasing scores=Improvement.

  • Small=0.10, medium=0.3, large=0.50.23

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