1996
Parental Presence during Induction of Anesthesia
Kain Z, Mayes L, Caramico L, Silver D, Spieker M, Nygren M, Anderson G, Rimar S. Parental Presence during Induction of Anesthesia. Anesthesiology 1996, 84: 1060-1067. PMID: 8623999, DOI: 10.1097/00000542-199605000-00007.Peer-Reviewed Original ResearchConceptsInduction of anesthesiaSerum cortisol concentrationsLow baseline levelsParental presencePhysiologic measuresBaseline levelsCortisol concentrationsPreoperative behavioral interventionsMultivariate linear regression analysisOutpatient surgeryIntervention groupLinear regression analysisControl groupParent-absent groupBaseline temperamentAnesthesiaBehavioral interventionsChild's ageSignificant differencesChildrenRegression analysisInterventionLow trait anxietyTrait anxietyAnxiety
1994
Enhanced stress responsivity of tourette syndrome patients undergoing lumbar puncture
Chappell P, Riddle M, Anderson G, Scahill L, Hardin M, Walker D, Cohen D, Leckman J. Enhanced stress responsivity of tourette syndrome patients undergoing lumbar puncture. Biological Psychiatry 1994, 36: 35-43. PMID: 8080901, DOI: 10.1016/0006-3223(94)90060-4.Peer-Reviewed Original ResearchConceptsTS patientsLumbar punctureNormal controlsTourette syndromeClinician ratingsEnhanced stress responsivityLumbar puncture stressUrinary norepinephrine excretionTourette syndrome patientsPeak ACTH levelsNorepinephrine excretionACTH levelsSympathetic systemAdrenal axisMedication responsivenessMore norepinephrinePhonic ticsSyndrome patientsUrinary catecholaminesMore ACTHPatientsTic severityNeuropsychiatric disordersSymptom severityStress responsivity