BQS OBSP Determination:
ESTRIOL
SCHEDULE: 4434 , TESTIDCODE: 64540GM005
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
ESTRIOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 8 132% 149% 83% 11%
>= Reporting Level 60 79% 20% 76% 17%
Total 68 85% 55% 77% 17%

Sample Statistics
ESTRIOL

Characteristic N % % Basis
Plotted 68 91% Spiked
Estimated Values 11 15% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 2 3% Spiked
Spiked 76 .  
False Negatives 5 7% 5 out of 75
Not Spiked 49 .  
False Positives 3 6% 3 out of 49