Research Article
Determinants of Quality of Life in Breast Cancer: Meta-Analytic Structural Equation Modeling of Studies
Table 2
Determinants of quality of life in patients with breast cancer by using meta-analytic structural equation modeling.
| | Construct association | k | N | Weighted r(95% CI) | Q( value) | I 2(95% CI) |
| | BMI-PA | 11 | 6676 | −0.1764 (−0.2725, −0.0768) | 119.01 (<0.001) | 92.52 (82.87–97.88) | | BMI-Sleep | 4 | 4504 | 0.0519 (−0.1342, 0.2345) | 34.10 (<0.001) | 95.29 (83.10–99.69) | | BMI-Depression | 8 | 1538 | 0.1177 (−0.0384, 0.2681) | 47.08 (<0.001) | 88.05 (70.87–97.48) | | BMI-Stress | 4 | 11057 | −0.025 (−0.2666, 0.2196) | 36.93 (<0.001) | 95.18 (82.80–99.69) | | BMI-Fatigue | 7 | 2731 | 0.0464 (−0.0756, 0.1669) | 22.39 (<0.001) | 86.26 (60.18–98.02) | | BMI-QoL | 5 | 3218 | 0.0528 (−0.1886, 0.2882) | 79.10 (<0.001) | 96.38 (89.26–99.58) | | PA-Sleep | 4 | 6158 | 0.1384 (0.0971, 0.1791) | 7.00 (0.0718) | 40.29 (0.00–99.77) | | PA-Depression | 12 | 12220 | −0.1278 (−0.331, 0.0867) | 1725.68 (<0.001) | 98.96 (97.86–99.64) | | PA-Stress | 9 | 11704 | −0.0801 (−0.2932, 0.1406) | 110.58 (<0.001) | 96.73 (92.54–99.18) | | PA-Fatigue | 17 | 6140 | −0.0206 (−0.2084, 0.1580) | 311.90 (<0.001) | 97.68 (95.74–99.05) | | PA-QoL | 5 | 1192 | 0.442 (0.2295, 0.6143) | 78.23 (<0.001) | 92.96 (79.77–99.11) | | Sleep-Depression | 14 | 12067 | 0.2213 (0.0768, 0.3567) | 396.47 (<0.001) | 97.45 (94.64–99.05) | | Sleep-Stress | 5 | 457 | 0.2363 (−0.1824, 0.5824) | 48.23 (<0.001) | 94.73 (83.68–99.48) | | Sleep-Fatigue | 12 | 1725 | 0.1889 (−0.0265, 0.3875) | 206.05 (<0.001) | 94.63 (88.76–98.21) | | Sleep-QoL | 3 | 2639 | −0.0626 (−0.4279, 0.3203) | 49.21 (<0.001) | 96.57 86.50–99.92) | | Depression-Stress | 8 | 1215 | 0.6297 (0.4748, 0.7468) | 67.54 (<0.001) | 93.25 (84.03–98.54) | | Depression-Fatigue | 19 | 6595 | 0.4782 (0.3453, 0.5922) | 586.48(<0.001) | 97.34 (95.23–98.83) | | Depression-QoL | 8 | 4015 | −0.3968 (−0.5671, −0.1939) | 428.91 (<0.001) | 97.18 (93.38–99.30) | | Stress-Fatigue | 6 | 1901 | 0.4584 (0.1463, 0.6875) | 71.33 (<0.001) | 96.16 (89.62–99.39) | | Stress-QoL | 6 | 792 | −0.4009 (−0.4658, −0.3318) | 5.0340 (0.4117) | 14.31 (0.00–87.02) | | Fatigue-QoL | 7 | 3778 | −0.4304 (−0.7087, −0.0361) | 665.40 (<0.001) | 99.13 (97.87–99.82) |
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QoL, quality of life; BMI, body mass index; PA, physical activity.
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