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Table 1 The characteristics of the studied population

From: Relation between single serum progesterone assay and viability of the first trimester pregnancy

Variables Mean ± SD Range
Age (Year) 32.7 ± 5.1 18 - 38
Parity 4.2 ± 5.7 0 - 9
Gestational age at progesterone assay (Weeks) 9.7 ± 0.5 7 - 11