Triple test Triple test The triple test, also called triple screen, the Kettering test or the Bart's test, is an investigation performed during pregnancy in the second trimester to classify a patient as either high-risk or low-risk for chromosomal abnormalities (and neural tube defects). The term "multiple-marker screening test" is sometimes used instead. This term can encompass the "double test" and "quadruple test" (described below). The Triple screen measures serum levels of AFP, estriol, and beta-hCG, with a 70% sensitivity and 5% false-positive rate. It is complemented in some regions of the United States, as the "Quad screen" (adding inhibin A to
Owned-and-operated television stations in the United States (channel 2) to Fox. CBS then unsuccessfully sought to affiliate with other stations in the market before it eventually purchased low-rated ethnic independent WGPR-TV (channel 62) and changed the station's callsign to WWJ-TV (a callsign once used by one of the stations that CBS approached for an affiliation, WDIV-TV) in 1995. The station continues to receive low ratings, and after a brief attempt at running an 11:00 p.m. newscast from 2001 to 2002 that was produced by sister station WKBD-TV (which voluntarily shut down its news department shortly afterward to enter into a short-lived news share agreement with WXYZ-TV), was