borderline significantP = 0.053
When we ran the meta-regression on the total number of exposure categories, there was a borderline significant association ( P = 0.053); however, the number of studies in each strata was few.
When we ran the meta-regression on the total number of exposure categories, there was a borderline significant association ( P = 0.053); however, the number of studies in each strata was few.
but did not reach statistical significance (OR 0.83 [95% CI 0.48–1.45]).