Events per person year. Use individual event rate adjustment for follow up time.
Löyttyniemi
E
E
Laitinen
K
K
Tuominen
J
J
D003627:Data Interpretation, Statistical; D005260:Female; D005500:Follow-Up Studies; D050723:Fractures, Bone / Q000453:epidemiology*; D006801:Humans; D015663:Osteoporosis, Postmenopausal / Q000150:complications*; D016103:Spinal Fractures / Q000453:epidemiology