Table 2

Articles studying time to surgery after hip fracture in relation to patient and system factors

	Age	Anticoagulant/ antiplatelet*	Clinical stability	Fracture type	With pelvic fracture	Comorbidity	Preadmission residence	Sex	Functional status	Race	ses†	Care pathway	Insurance status	Hospital type	Hospital volume	Medical test	Out-of-hours admission	OR availability	Pay for performance	Prioritisation	Surgery type	Anaesthetic type	Surgeon availability	Transfer	Hospital region
Barone et al 21											√
Charalambous et al 22		√	√													√	√	√		√
Colais et al 23			√																√
Colais et al 24											√
Elkassabany et al 35														√	√
Fantini et al 25	√	√	√			√								√			√				√
Gleason et al 40		√
Holt et al 26			√
Lizaur-Utrilla et al 36		√				√
Miura et al 51												√
Moran et al 27			√
Neufeld et al 39		√	√	√		√		√	√	√											√	√
Orosz et al 9			√			√	√									√		√					√
Ranhoff et al 41		√
Ricci et al 28			√					√								√	√
Richardson et al 29																			√
Ryan et al 30						√				√			√	√			√								√
Samuel et al 44			√		√									√
Shah et al 38			√			√
Siegmeth et al 31			√
Speck et al 37			√													√
Ventura et al 32	√	√				√						√					√	√
Vidán et al 33			√															√
Zeltzer et al 34						√											√				√			√
Among all	2	7	13	1	1	8	1	2	1	2	2	2	1	4	1	4	6	4	2	1	3	1	1	1	1