He also observed that patients who screen positive for one risk factor often have multiple risk factors.

Amy D. screened positive as a carrier in August 2002, shortly after she found out she was pregnant with her first child.

Infants who screen positive undergo further testing to determine if they are truly affected with a disease or if the test result was a false positive.

Even among those who screen positive and go on to a diagnostic test, 95% will be found to be carrying a non-affected baby.

In 2010, 108,121 veterans screened positive for military sexual trauma, and 68,379 had at least one Veterans Health Administration outpatient visit for related conditions.

The test should be confidential since there may be legal, financial, or social consequences to screening positive.

This initial autism screening showed that 117 children screened positive for ASD and 506 screened negative for the disorder.

Secondary diagnostic testing for autism was conducted at age 21 on 70 of the children who screened positive and 119 of those who screened negative for autism.

Of 53 total cancers (screen-detected and interval cancers in the following year), 45 were screened positive by ultrasound (two abnormal scans) for a sensitivity of 84.9%.

Therefore, any patient who screens positive for opiates but denies taking them and has recently taken a Fluoroquinolone should be offered more specific testing.