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Table 2 Study characteristics

From: Effects of blood-flow restricted exercise versus conventional resistance training in musculoskeletal disorders—a systematic review and meta-analysis

Study

Diagnosis

BFR RT

N (m/f)

Age

Exercises

Intensity

Mean LOP

Cuff width

Sets

Reps

Rest between sets

Frequency

Duration

Adherence

Dropouts

Adverse events

Supervision

Outcomes reported

HI RT

     

Bryk

2016 [28]

Knee OA

17 (17/0)

62.3 ± 7.0

Knee extension (machine, 90°-0°)

30% 1RM

200 mmHg

N/I

3 set,

30

N/I

3/week

6 weeks

N/I

0

0

Yes

Isometric knee extension, Numeric Pain Rating Scale

17 (17/0)

60.4 ± 6.7

Knee extension (machine, 90°-0°)

70% 1RM

None

None

3

10

N/I

3/week

6 weeks

N/I

0

0

Yes

Constantinou

2022 [10]

PFP

30 (17/13)

25.5 ± 14

Hip extension (machine)

Hip abduction (machine)

Knee extension, unilateral (machine, 90°-45°)

Leg press, unilateral (machine, 0°-45°)

30% 1RM

70% LOP

10 Cm

4

30–15-15–15

30 s

3/week

4 weeks

83%

0

0

Yes

Isometric knee extension

30 (16/14)

30.5 ± 16

Hip abduction, (ankle weights, side-lying)

Hip extension (machine)

Hip abduction (elastic band, standing)

Hip external rotation (elastic band, sitting)

Knee extension (machine, 90°-45°)

Leg press, unilateral (machine, 0°-45°)

70% 1RM

None

None

3

10

120 s

3/week

4 weeks

83%

0

0

Yes

Ferraz

2018 [6]

Knee OA

16 (0/16)

60.3 ± 3

Leg press, bilateral (machine)

Knee extension, bilateral (machine)

20–30% 1RM

70% LOP

175 mm

4–5

15

60 s

2/week

12 weeks

90%

4

0

Yes

Knee extension strength (RM), Leg press strength (RM), Sit-to-stand, WOMAC Physical function, WOMAC pain

16 (0/16)

59.9 ± 4

Leg press, bilateral (machine)

Knee extension, bilateral (machine)

50–80% 1RM

None

None

4–5

10

60 s

2/week

12 weeks

Yes

91%

6

4

Yes

Giles

2017 [9]

PFP

40 (16/24)

28.5 ± 5.2

Leg press (0°-60)

Knee extension ((90°-45°)

30% 1RM

60% LOP

N/I

N/I

4

30–15-15–15

30 s

3/week

8 weeks

83%

5

0

Yes

Isometric knee extension strength, VAS worst pain in the last week

39 (20/19)

26.7 ± 5.5

Leg press (0°-60)

Knee extension (90°-45°)

70% 1RM

0 mmHg

5 cm

3

7–10

N/I

3/week

8 weeks

80%

5

0

Yes

Hughes

2019 [7]

ACLR

14 (7/5)

29 ± 7

Leg press, unilateral (0°-90°)

Knee extension,, unilateral (0°-90°)

30% 1RM

80% LOP

11.5 cm

4

30–15-15–15

30 s

2/week

8 weeks

91.2%

2

0

Yes

Isometric knee extension strength, Leg press strength (RM), patient-reported pain

14 (10/2)

29 ± 7

Leg press, unilateral (0°-90°)

Knee extension, unilateral (0°-90°)

70% 1RM

None

None

3

10

30 s

2/week

8 weeks

87.5%

2

0

Yes

Ladlow

2018 [27]

Military Personal suffering from orthopedic lower limb injuries

14 (14/0)

33 ± 6

Leg press, bilateral (machine)

Knee extension, bilateral (machine)

30% 1RM

60% LOP

10 cm

4

30–15-15–15

30 s

2/day

3 weeks

100%

0

0

Yes

Knee extension strength (RM), Leg press strength (RM)

14 (14/0)

28 ± 7

Deadlift

Back squat

Lunges

6-8RM

None

None

4

6–8

180 s

3/week

3 weeks

90%

0

0

Yes

Rodrigues 2020 [8]

Rheumatoid Arthritis

16 (0/16)

59.6 ± 3.9

Bilateral leg press

Bilateral knee extension

20- 30%1RM

70% LOP

175 mm

4–5

15

60 s

2/week

12 weeks

86.2%

0

0

Yes

Leg press strength (RM), Sit-to-stand

16 (0/16)

58.0 ± 6.6

Bilateral leg press

Bilateral knee extension

50–80% 1RM

None

None

4–5

10

60 s

2/week

12 weeks

86.6%

1

1

Yes