Reduced periprosthetic fracture rate when changing from a tapered polished stem to an anatomical stem for cemented hip arthroplasty: an observational prospective cohort study with a follow-up of 2 years

. 2019 Jun 3;90(5):427–432. doi: 10.1080/17453674.2019.1624339

Values are percentage at risk
	Years after index operation
	0	0.5	1	1.5	2
PTS	100	83	78	74	69
AS	100	85	81	77	67