Review Article

Survival and Success Rates of Different Shoulder Designs: A Systematic Review of the Literature

Table 2

Results of the included studies.

Author and yearPatients/implantsFollow-upFailed implantsComplicationsMBL (mm)BRPapilla IndexPES/WESPatient questionnaire/VAS

One-piece (test, T) versus two-piece (control, C) implants
Heijdenrijk et al. 2006 [9]T20/405 years0NR1.8NRNRNRNR
C20/405 years1NR1.6NRNRNRNR
C20/405 years1NR1.4NRNRNRNR
Sanz Martin et al. 2015 [17]T30/651 yearNRNRNRCHC: −0.17; VC: −0.03NRNRNR
C30/861 yearNRNRNRCHC: 0.02; VC: −0.12NRNRNR
Thoma et al. 2014 [18]T30/651 year1NR0.27NRNRNRNR
C30/861 year0NR0.05NRNRNRNR
Ormianer et al. 2016 [23]T24/345 years04çNRNRNRNRNR
C24/385 years08çNRNRNRNRNR
Duda et al. 2016 [24]T13/49§5 years7NR1.45NRNRNRNR
T11/24°5 years2NR1.71NRNRNRNR
C10/393 years0NR0.9NRNRNRNR

One-piece (test, T) versus two-piece (control, C) scalloped implants
McAllister 2007 [26]T9/918 months0NRNRNR16 : 3; 2 : 2NRNR
T13/1628 months0NRNRNR25 : 3; 7 : 2NRNR
CNR/1212 months0NRNRNRNRNRNR

Scalloped (test, T) versus flat (control, C) implants
Van Nimwegen et al. 2015 [19]T20/405 years223.4/2.4NR16, 32NR8.4
C20/405 years001.5/1.3NR19, 38NR9.1
den Hartog et al. 2011 [20]T31/3118 months0NR2.010.2536 : 3; 41 : 2; 23 : 1NRNR
C31/3118 months1NR1.190.1831 : 3; 53 : 2; 16 : 1NRNR
C31/3118 months0NR0.90.2834 : 3; 45 : 2; 19 : 1NRNR
den Hartog et al. 2013 [21]T31/3118 months0NR2.01NRNR6.6/7.29.1
C31/3118 months1NR1.19NRNR6.0/7.28.8
C31/3118 months0NR0.9NRNR6.3/7.48.9
Tymstra et al. 2011 [22]T20/401 year0NR2.7/2.60.319, 38NR8.6
C20/401 year0NR0.90.119, 38NR8.3
Khraisat et al. 2013 [25]T12/123 yearsNRNR3.48/3.52NRNRNRNR
C12/123 yearsNRNR1.35/1.27NRNRNRNR

Manuscripts that included the same cohort of patients; çporcelain fractures; §immediately loaded one-piece; °delayed loaded one-piece; NR: not reported; CHC: crown height changes in mm; VC: volume changes in mm.