Table 3.
Summary of results for random effect models for meta-analysis on correlational coefficient on measures of positive beliefs about worry/negative beliefs about worry and worry/anxiety
| Overall effect | Heterogenity test | |||||||||||||||||
|
Meta-analysis
|
k
|
r
|
95%CI, r
|
95%PI, r
|
Fisher‘s z
|
95%CI, z
|
Z
|
Q
|
I2
|
T2
|
||||||||
| POS and worry | 13 | 0.27 | (0.22, 0.33) | (0.08, 0.45) | 0.28 | (0.22, 0.34) | 9.56, P < 0.001 | 36.14, P < 0.001 | 67 % | 0.01 | ||||||||
| NEG and worry | 12 | 0.64 | (0.55, 0.72) | (0.27, 1.25) | 0.76 | (0.62, 0.90) | 10.49, P < 0.001 | 233.90, P < 0.001 | 95 % | 0.06 | ||||||||
| POS and anxiety | 18 | 0.20 | (0.16, 0.25) | (0.00, 0.38) | 0.20 | (0.16, 0.25) | 8.54, P < 0.001 | 52.11, P < 0.001 | 67 % | 0.01 | ||||||||
| NEG and anxiety | 18 | 0.53 | (0.46, 0.60) | (0.19, 0.76) | 0.59 | (0.50, 0.69) | 12.32, P < 0.001 | 234.07, P < 0.001 | 93 % | 0.04 | ||||||||
| POS and NEG | 17 | 0.24 | (0.18, 0.28) | (0.04, 0.41) | 0.24 | (0.18, 0.29) | 8.49, P < 0.001 | 66.44, P < 0.001 | 76 % | 0.01 | ||||||||
k: Number of studies included in meta-analysis; r: Pearson’s product-moment correlation; CI: Confidence interval; PI: Prediction interval; SE: Standard error; POS: Positive beliefs about worry; NEG: Negative beliefs about worry.