233 Conn. 302 | Conn. | 1995
The sole question in this certified appeal is whether the Appellate Court was correct in concluding that the admission of testimony by an East Lyme police officer concerning the administration and results of a horizontal gaze nystagmus (HGN) test
The Appellate Court proceeded to review the other evidence presented at trial, however, and stated that it could not conclude that the testimony concerning the HGN test had affected the outcome of the trial and concluded, therefore, that its admission was harmless. Id., 93. We granted the defendant’s petition to appeal the merits of the Appellate Court’s conclusion.
The appeal is dismissed.
The officer explained that the HGN test is administered by placing an object approximately fifteen inches in front of a subject’s nose, moving it from side to side and observing the subject’s eye reaction. State v. Merritt, 36 Conn. App. 76, 80, 647 A.2d 1021 (1994). The theory behind the HGN test is that there is a strong correlation between the amount of alcohol a person consumes and the angle of onset of the nystagmus. “Nystagmus is an abnormal and involuntary movement of the eyeballs from side to side or up and down, but usually from side to side.” (Internal quotation marks omitted.) Id., 84.
We granted certification to appeal limited to the following issue: “Did the Appellate Court correctly hold that harmless error occurred when the