Acute Prolapsed Lumbar Intervertebral Disc An Epidemiologic Study with Special Reference to Driving Automobiles and Cigarette Smoking
KELSEY J, GITHENS P, O'CONNER T, WEIL U, CALOGERO J, HOLFORD T, WHITE A, WALTER S, OSTFELD A, SOUTHWICK W. Acute Prolapsed Lumbar Intervertebral Disc An Epidemiologic Study with Special Reference to Driving Automobiles and Cigarette Smoking. Spine 1984, 9: 608-613. PMID: 6495031, DOI: 10.1097/00007632-198409000-00012.Peer-Reviewed Original ResearchConceptsCigarette smokingAverage riskNumber of pregnanciesPossible etiologic significanceCase-control studyEpidemiologic case-control studyRatio of menLumbar intervertebral discsNonoccupational factorsFemale ratioRisk factorsEpidemiologic studiesHigh riskSurgical casesEtiologic significanceNumber of childrenLumbar discIntervertebral discHigh heelsSmokingRiskNumber of hoursPast yearPregnancySurgeryAn epidemiological study of acute prolapsed cervical intervertebral disc.
Kelsey J, Githens P, Walter S, Southwick W, Weil U, Holford T, Ostfeld A, Calogero J, O'Connor T, White A. An epidemiological study of acute prolapsed cervical intervertebral disc. Journal Of Bone And Joint Surgery 1984, 66: 907-14. PMID: 6736091, DOI: 10.2106/00004623-198466060-00011.Peer-Reviewed Original ResearchConceptsCervical intervertebral discsCervical discEpidemiological studiesOnset of symptomsNumber of pregnanciesIntervertebral discBorderline statistical significanceSmoking cigarsLive birthsFrequent liftingFourth decadeAge groupsStatistical significanceHigh heelsCertain sportsPositive associationFrequent divingPregnancySymptomsNeckDiagnosisWomen