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Table 2 Characteristics of studies included in the systematic review

From: Risk factors for hospital re-presentation among older adults following fragility fractures: a systematic review and meta-analysis

Author and year of publication Country Site Study design Sample characteristics Sample size/population Study time period Fracture site
Basques et al. (2015) [30] USA 370 hospitals Retrospective cohort >70 years 8434 2011–2012 Hip
Bischoff-Ferrari et al. (2010) [20] Switzerland Single hospital Randomized controlled trial ≥65 years 173 2005–2007 Hip
Boddaert et al. (2014) [21] France Single hospital Interrupted time series ≥70 years 334 2005–2012 Hip
Fox et al. (1998) [31] USA 8 hospitals Prospective cohort ≥65 years 306 1990–1991 Hip
French et al. (2008) [25] USA Veterans Health Administration Medical Centre Retrospective cohort ≥65 years 41,331 1999–2003 Hip
Giusti et al. (2008) [32] Italy Single hospital Prospective cohort ≥70 years 236 2000–2001 Hip
Golinvaux et al. (2014) [48] USA 350 hospitals Retrospective cohort ≥65 years 9938 2005–2012 Hip
Gregersen et al. (2011) [42] Denmark Single hospital Prospective cohort ≥65 years (Nursing Home Residents) 233 2006–2010. Hip
Hageman et al. (2014) [43] USA Level 1 trauma center Retrospective cohort Mean age > 65 890 2008–2011 Hip
Halm et al. (2003) [27] USA 4 hospitals Prospective cohort Mean age > 65 559 1997–1998 Hip
Halm et al. (2003) [33] USA 4 hospitals Prospective cohort Mean age > 65 551 1997–1998 Hip
Halm et al. (2004) [34] USA 4 hospitals Prospective cohort Mean age > 65 550 1997–1998 Hip
Härstedt et al. (2015) [35] Sweden Single hospital Prospective cohort Mean age > 65 272 2009–2011 Hip
Heidari et al. (2012) [26] UK 62 hospital pharmacies Retrospective cohort Mean age > 65 255,841 2003–2007 Hip
Heyes et al. (2015) [29] Ireland Single hospital Prospective cohort Mean age > 65 451 2010–2012 Hip
Hsaio et al. (2011) [23] Taiwan Health insurance database Retrospective cohort Mean age > 65 (women) 11,278 2001–2007 Hip/Vertebra
Intrator and. Berg (1998) [44] USA Medicare beneficiaries Retrospective cohort ≥70 years 324 1987–1991 Hip
Jou et al. (2014) [24] Taiwan Health insurance database Retrospective cohort Mean age > 65 (women) 9467 2003–2006 Hip
Kates et al. (2014) [28] USA Level 3 trauma center Retrospective cohort ≥65 years 1081 2005–2010 Hip
Kates et al. (2015) [49] USA Level 3 trauma center Retrospective cohort ≥65 years 1081 2005–2010 Hip
Khan et al. (2012) [36] UK Single hospital Retrospective cohort Mean age > 65 467 2009–2010 Hip
Kiel et al. (1994) [45] USA 43 nursing homes Prospective cohort Mean age > 65 2624 1984–1988 Hip
Le-Wendling et al. (2012) [37] USA Single hospital Retrospective cohort ≥65 years 308 2006–2008 Hip
Ling et al. (2013) [19] Singapore Single hospital Retrospective cohort Mean age > 65 254 2009–2010 Hip
Merchant et al. (2005) [38] Singapore Single hospital Retrospective cohort Mean age > 65 180 2001–2001 Hip
Ottenbacher et al. (2003) [46] USA 171 hospitals Retrospective cohort Mean age > 65 9956 1994–1998 Hip
Pollock et al. (2015) [50] USA Level 1 trauma center Retrospective cohort Mean age > 65 1482 2005–2012 Hip
Radcliff et al. (2008) [51] USA Veterans Health Administration Medical Center Retrospective cohort Mean age > 65 5683 1998–2003 Hip
Riggs et al. (2010) [39] USA Single hospital Retrospective cohort ≥65 years 606 2004–2006 Hip
Teixeira et al. (2009) [40] France Single hospital Retrospective cohort ≥70 years 5709 2005–2006 Hip
Toson et al. (2015) [53] Australia 247 hospitals Retrospective cohort Mean age > 65 47,698 2001–2010 Hip
Toy et al.(2014) [41] USA 370 hospitals Retrospective cohort ≥65 years 850 2011–2012 Vertebra
Tsai et al. (2013) [47] Taiwan National Health Insurance Retrospective cohort ≥70 years 9238 2004–2007 Vertebra
Vochteloo et al. (2011) [22] Netherlands 450 hospitals Retrospective and prospective cohort ≥65 years 1222 2005–2010 Hip
Zhang et al. (2014) [52] USA State Inpatient Database Retrospective cohort Mean age > 65 27,017 2005–2010 Proximal humerus