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Table 2 Epilepsy incidence in subgroups of epilepsy diagnoses. Incidence rate/1000 person years and confidence intervals after unadjusted log rank test on subgroups of individuals (> 25 events per diagnosis) with ICD-10 diagnosis codes G40.0-9 with unadjusted HR and with HR adjusted for current or previous alcohol diagnosis. *Significant differences

From: Physical Activity Reduces Epilepsy Incidence: a Retrospective Cohort Study in Swedish Cross-Country Skiers and an Experimental Study in Seizure-Prone Synapsin II Knockout Mice

Rate. tabN at riskN, eventPersons yearsInc. rateConf. int
Epilepsy, G40.1: partial symptomatic epilepsy and epileptic syndromes with simple partial seizures
 Controls140,919261,003,7700.03(0.02, 0.04)
 Skiers140,920211,009,0010.02(0.02, 0.03)
Epilepsy, G40.2: partial symptomatic epilepsy and epileptic syndromes with complex partial seizures
 Controls140,919551,003,6210.05(0.04, 0.07)
 Skiers140,920341,008,9460.03(0.02, 0.05)*
Epilepsy, G40.3: Generalized idiopathic epilepsy and epileptic syndromes
 Controls140,919161,003,8070.02(0.01, 0.03)
 Skiers140,920121,009,0010.01(0.01, 0.02)
Epilepsy, G40.9: unspecified epilepsy
 Controls140,9192631,002,8840.26(0.23, 0.3)
 Skiers140,9201251,008,6380.12(0.1, 0.15)*
Epilepsy G40.9 excl: alcohol diagnosis
 Controls140,044233991,8450.23(0.21, 0.27)
 Skiers140,5741211,005,0320.12(0.1, 0.14)*