From: Prevention of hip fractures in older adults residing in long-term care facilities with a hip airbag: a retrospective pilot study
Control
Run-in
Intervention
Start date
01–01-17
01–05-18
01–10-18
End date
29–02-20
Study days, n
485
153
516
Patients, n
969
958
904
Person years, n
1286
401
1277
Sex
Female, %
70
69