a decreasing trendp=0.015
The logistic regression even found a decreasing trend for the overall prenatal detection rate during the study period (OR=0.985; 95% CI 0.972 to 0.997; p=0.015).
The logistic regression even found a decreasing trend for the overall prenatal detection rate during the study period (OR=0.985; 95% CI 0.972 to 0.997; p=0.015).