Table 2 Egger’s regression test results
Outcomes | Egger’s linear regression test of funnel plot asymmetry | |||
|---|---|---|---|---|
β | S.E. (β) | t | p-value | |
ANC1 | 3.58 | 5.19 | 0.69 | 0.074 |
ANC4 |  − 2.04 | 5.74 |  − 0.36 | 0.723 |
SBA | 3.20 | 22.34 | 0.14 | 0.887 |
ID | 4.36 | 12.02 | 0.36 | 0.720 |
PNC |  − 7.38 | 13.64 |  − 0.54 | 0.592 |