Table 4.
Egger's test.
| Standard effect | Coefficient | Standard error | p > |t| | (95% confidence interval) | |
|---|---|---|---|---|---|
| Slope | 0.90 | 0.60 | 1.50 | 0.16 | -0.42, 2.23 |
| Bias | -0.51 | 2.8 | -0.18 | 0.86 | -6.77, 5.74 |
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