Surgical treatment for achilles tendinopathy – a systematic review

Table 2 Results of the reviewed literature for the specific operative techniques

	Year	CMS	N	Age	FU	SR	PS	CR
Open peritendineous debridement
Nelen et al. [24]^a	1989	66	93	n.s.	n.s.	88	n.s.	n.s.
Paavola et al. [18]	2002	59	16	37	7	100	94	6
		62.5 ± 4.9	109	37	7	89.8 ± 8.5	94	6
Open intratendineous debridement
Nelen et al. [24]^a	1989	66	26	n.s.	n.s.	73	n.s.	n.s.
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	26	46	7	73	79	27
		64.8 ± 12.1	96	47.8 ± 2.6	6.8 ± 4.9	84.3 ± 14.8	79.3 ± 0.7	15.3 ± 10.4
FHL transfer/augmentation
Nelen et al. [24]	1989	66	24	n.s.	n.s.	87	n.s.	n.s.
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
Lui et al. [33]	2012	69	5	46	20	80	n.s.	0
		71.6 ± 10.8	152	59.4 ± 7.1	29.8 ± 11.6	86.3 ± 7.1	91.3 ± 6.4	14.9 ± 11.0
Gastrocnemius recession
Duthon et al. [30]	2011	64	14	42	24	79	60	0
Gurdezi et al. [31]	2013	70	5	45	30	n.s.	66	n.s.
		67.0 ± 4.2	19	42.8 ± 2.1	25.6 ± 4.2	79.0	61.6 ± 4.2	0.0
Percutaneous longitudinal tenotomy
Alfredson et al. [25]	2011	73	87	46	18	83	83	3
Maffulli et al. [28]	2013	84	39	45	204	77	77	18
		78.5 ± 7.8	126	45.7 ± 0.7	75.6 ± 131.6	81.1 ± 4.2	81.1 ± 4.2	7.6 ± 10.6
Minimally invasive paratenon debridement
Maquirriain et al. [42]	2013	79	24	46	92	100	n.s.	7
Pearce et al. [26]	2012	62	11	37	30	n.s.	72	0
Vega et al. [40]	2008	69	8	43	27	100	n.s.	0
Alfredson et al. [25]	2011	73	16	47	18	74	74	3
Ruergård & Alfredson [38]	2014	79	47	52	12	n.s.	88	0
		72.4 ± 7.2	106	47.7 ± 5.5	34.0 ± 32.2.	91.3 ± 15.0	82.6 ± 8.7	2.0 ± 3.1

Year of publication (Year), Coleman Methodological Score (CMS), Number of patients (N), ^aFor this study N means number of tendons, 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. Summarized information of the specific operative techniques are presented in the last lines of the respective sections (CMS = unweighted mean. Age, FU, SR, PS, and CR = weighted means ± SD)

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