Table 1. Basic information of 92 samples of pregnant women.

Maternal Age (years)		Gestational Age (weeks)		Sequencing reads number
Range	Mean±SD	Range	Mean±SD	Mean (original)	Mean (unique)
20–41	29.9±5.6	15–21	16.8±1.3	7,644,385	4,950,761
Sample Number		92

SD: standard deviation.