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Table 1 Results of the reviewed literature for open and minimally invasive procedures

From: Surgical treatment for achilles tendinopathy – a systematic review

  Year CMS N Age FU SR PS CR
Open techniques
Rolf et al. [4] 1997 60 58 40 25 75 n.s 13
Nelen et al. [24] 1989 66 91 30 48 85 n.s 7
Cottom et al. [29] 2008 81 62 61 27 n.s 95 23
Wilcox et al. [41] 2000 58 17 61 14 75 n.s 0
Martin et al. [37] 2005 84 44 58 41 91 86 11
Alfredson et al. [19] 2007 53 10 45 6 100 80 10
Lohrer & Nauck [32] 2014 81 34 50 12 97 n.s 8
Paavola et al. [18] 2002 59 42 42 7 83 87 6
Maffulli et al. [34] 2006 75 93 n.s 37 66 68 9
Maffulli et al. [35] 2008 75 86 n.s 40 73 69 10
Gurdezi et al. [31] 2013 70 5 45 30 n.s 66 n.s
   69.3 ± 10.7 542 45.6 ± 10.5 32.0 ± 14.6 78.9 ± 11.5 78.1 ± 11.3 10.5 ± 5.9
Minimally invasive techniques
Duthon et al. [30] 2011 64 14 42 24 79 60 0
Maquirriain [42] 2013 79 24 46 92 100 n.s 7
Lui [33] 2012 69 5 46 20 80 n.s 0
Thermann et al. [39] 2009 69 8 52 6 80 80 0
Maffulli et al. [28] 2013 84 39 45 204 77 77 18
Pearce et al. [26] 2011 62 11 37 30 n.s 72 0
Vega et al. [40] 2008 69 8 43 27 100 n.s 0
Alfredson [25] 2011 73 16 47 18 74 74 3
Ruergård & Alfredson [38] 2014 79 47 52 12 n.s 88 0
   72.0 ± 7.4 172 46.7 ± 4.7 70.0 ± 63.6 83.6 ± 10.9 78.5 ± 9.3 5.3 ± 6.1
  1. Year of publication (Year), Coleman Methodological Score (CMS), Number of patients (N), Age (years), Followup period (FU) in months , Success rate (SR) in %, Patient satisfaction (PS) in %, and Complication rates (CR) in %. Values for FU, SR, and PS of the individual studies are presented as means. N.s. = not specified. Summarized information of the open and minimally invasive techniques studies are presented in the last lines of the respective sections (CMS = unweighted mean. Age, FU, SR, PS, and CR = weighted means ± SD)