卵泡期血24.5±7.6ng/ml3.1289.2±24.6nmol/L0.32
孕9~12周血38.0±13.0ng/ml3.12118.6±40.6nmol/L0.32
孕13~16周血45.5±14.0ng/ml3.12142.0±43.7nmol/L0.32
孕17~20周血63.3±14.0ng/ml3.12197.5±43.7nmol/L0.32
孕21~24周血110.9±35.7ng/ml3.12346.0±111.4nmol/L0.32
孕25~34周血165.3±35.7ng/ml3.12514.8±111.4nmol/L0.32
孕35周血202.0±47.0ng/ml3.12630.2±146.6nmol/L0.32
绝经期血<1.0ng/ml3.18<3.2nmol/L0.3145
孕13~36周羊水55ng/ml3.12171.6nmol/L0.32
足月妊娠羊水26ng/ml3.1281.1nmol/L0.32
β-绒毛膜促性腺激素(β-HCG)
测定时间标本旧制单位正常值旧→新系数法定单位正常值新→旧系数
非孕时血<3.1ng/ml1<3.1μg/L1
孕7-10天血>5.0mU/ml1>5.0U/L1
孕30天血>100mU/ml1>100U/L1
孕40天血>2000mU/ml1>2000U/L1