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Table 3 Pearson’s correlations (r) between physical activity measures and vision loss parameters across all subjects (n = 32)

From: Levels of self-reported and objective physical activity in individuals with age-related macular degeneration

  Visual acuity (logMAR) Contrast sensitivity (logCS) Visual fields (dB)
R p-value R p-value r p-value
Actigraph
 Sedentary behaviour (min/day) 0.324 0.035 −0.384 0.015 −0.413 0.009
 Light-intensity activity (min/day) −0.335 0.030 0.290 0.054 0.150 0.206
 MVPA (min/day) −0.384 0.015 0.443 0.006 0.341 0.028
 Step count (steps/day) −0.129 0.240 0.162 0.188 0.028 0.439
GPAQ
 Sedentary behaviour (min/day) −0.303 0.046 0.114 0.266 −0.043 0.407
 MPVA (min/day) 0.059 0.373 −0.004 0.491 0.055 0.383
  1. GPAQ, Global Physical Activity Questionnaire; MVPA, moderate-to-vigorous physical activity
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