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                                Return to work after total hip and knee arthroplasty: a systematic review
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 Table 1: continued THA
First author, Country
Study Design
Year Number of patients
Main inclusion criteria
Age; years
Gender;
n (%), male
Duration of follow up after surgery
THA/
TKA Weingarten et al. USA (6)
prospective, pretest (baseline: 3 months)-
post test (feedback intervention: 6 months) design; intervention was the active introduction
of guidelines to identify low risk patients who may be suitable for earlier discharge or transfer from the acute care hospital
1998 214 THA (95 baseline period and 119
Patients with THA, hip fracture or TKA who were at low
risk according to clinically derived and validated practice guidelines
THA:
Baseline period: Mean age 67.0 (SD 11.5)
Feedback intervention period: Mean age 64.9 (SD 12.8)
THA: Baseline period: 39% males Feedback intervention period: 39% males
90-150 days
Sarkar et al. Germany (13)
Retrospective
2001 37
Patients who underwent secondary THA (because of acetabular fractures) over an 18 years period
Median age 44 (range 20-74) 20-30: n=12; 30-40: n=4; 40-50: n=7; 50- 60:n=5; 60-70:n=6; >70: n=4
30 (81)
48 months (range 15-168)
Berger et al. USA (18)
Prospective
2004 100
Patients aged between 40 and 75 years who underwent minimally invasive THA with a rapid rehabilitation protocol over a 2.5 year period
Mean age 56 years (range 41-75); <50 years: n=25 50-65 years: n=49 >65 years: n=26
74 (74)
3 months
Peak et al. USA (5)
Prospective randomized controlled trial; intervention: functional restrictions
2005 265 patients (303 hips)
All patient undergoing uncemented primary THA
Mean age 58.3 years (range 14-88)
139 (52.5)
Minimum of 6 months
feedback intervention period )
(plus 59 patients with hip fracture)



















































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