Table 1: Characteristics of eligible studies and clinical and functional results.

Study

Year

Patients /feet

Mean

age

(years)

Sex

male /

female

Stage

Treatment

Follow-up

(months)

Outcome

Nurmukhametov MR, et al6

2021

19/19

48.0

4/15

3 feet/II

11 feet/III

5 feet/IV

AMIC

12

VAS (1.5)

FFI (1)

AOFAS (92.5)

ROM (71.5o)

Richter M10

2021

176/176

52.6

28/148

II*

AMIC

+ PBC

24

VASFA (74.1)

EFAS (17.1)

Nurmukhametov MR, et al9

2021

15/21

55.0

5/16

1 feet/I

3 feet/II

11 feet/III

6 feet/IV

AMIC

12

VAS (1)

AOFAS (87.5)

ROM (71.5o)

Richter M, et al11

2022

154/154

57.6

28/126

II*

AMIC

+ PBC

60

VASFA (75)

EFAS (17.3)

Nurmukhametov MR, et al12

2020

15/16

42.2

I/II

AMIC

12

AOFAS (90)

VASFA (9.6)

ROM (67.5o)

FFI (1.2)

AMIC = autologous matrix induced chondrogenesis.

AOFAS = American Orthopaedic Foot and Ankle Society.

EFAS = European Society for Foot and Ankle Surgery.
FFI = foot functional index.

ROM = range of motion.

PBC = peripheral blood concentrate.

VAS = visual analog scale.

VASFA = visual analog scale foot and ankle.

* Studies did not classify all patients and most of them were stage II.