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Table 2 Correlation matrix of the study variables

From: Coping strategies and quality of life in caregivers of dependent elderly relatives

  1 2 3 4 5 6 7 8 9 10 11 12
1 Psychological QoL 1 0.68a 0.69a 0.62a 0.20 0.24b -0.19 0.21 -0.23b 0.01 0.05 -0.56a
2 Physical QoL 0.68a 1 0.69a 0.64a 0.19 0.13 -0.06 0.10 -0.33a 0.01 0.01 -0.43a
3 Social rel. QoL 0.69a 0.69a 1 0.60a 0.20 0.16 -0.06 0.16 -0.19 0.14 -0.02 -0.38a
4 Environmental QoL 0.62a 0.64a 0.60a 1 0.24b 0.27b -0.04 0.31a -0.19 0.07 -0.06 -0.44a
5 Problem-focused coping 0.20 0.19 0.20 0.24b 1 0.71a 0.10 0.57a -0.10 0.07 -0.09 -0.09
6 Emotion-focused coping 0.24b 0.13 0.16 0.27b 0.71a 1 0.19 0.49a 0.09 0.20 -0.05 -0.15
7 Dysfunctional coping -0.19 -0.06 -0.06 -0.04 0.10 0.19 1 0.16 -0.05 0.04 -0.21 0.25b
8 Socially-supported coping 0.21 0.10 0.16 0.31a 0.57a 0.49a 0.16 1 -0.16 0.08 -0.17 0.07
9 Age (caregiver) -0.23b -0.33a -0.19 -0.19 -0.10 0.09 -0.05 -0.16 1 -0.11 -0.06 -0.03
10 Sex (caregiver) 0.01 0.01 0.14 0.07 0.07 0.20 0.04 0.08 -0.11 1 0.15 0.11
11 Functional capacity 0.05 0.01 -0.02 -0.06 -0.09 -0.05 -0.21 -0.17 -0.06 0.15 1 0.03
12 Perceived burden -0.56a -0.43a -0.38a -0.44a -0.09 -0.15 0.25b 0.07 -0.03 0.11 0.03 1
Possible range 7–35 5–25 3–15 6–30 12–60 20–100 16–80 12–60    0–100 0–88
Mean 18.4 20.9 9.0 26.1 30.9 50.6 28.7 29.4 61.7   39.9 33.3
Standard deviation 3.5 5.3 2.5 4.6 7.6 8.8 6.1 8.6 13.6   32.1 16
  1. Notes: QoL quality of life
  2. aCorrelation is significant at 0.01 level (bilateral)
  3. bCorrelation is significant at 0.05 level (bilateral)