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Table 1 Characteristics of the included studies

From: Effects of scapular treatment on chronic neck pain: a systematic review and meta-analysis of randomized controlled trials

Author, year

Participants

(n, M/F; Agea; Onset)

Interventions

Dosage

Outcomes

Alshami, A.M. 2021 [24]

IG (n = 20; M/F: 16/4)

Age: 33 ± 6 years

Onset: 13 ± 10 months

CG (n = 20; M/F: 15/5)

Age:37 ± 7 years

Onset: 25 ± 29 months

IG: STM + postural correctional exercises + tape

CG: postural correctional exercises + tape

six sessions over 2 to 3 weeks

Pain Intensity (NRS + PPT); NDI; cervical ROM; Scapular ROM

Im, B., et al. 2016 [32]

IG (n = 8; M/F: 5/3)

Age: 35.5 ± 8.8 years

CG (n = 7; M/F: 6/1)

Age: 35.7 ± 9.8 months

IG: SSE;

CG: no intervention

treatments 3 times/week for 4 weeks

Pain Intensity (VAS); NDI; Electro myographic activity of UT, LT and SA; CVA; WHOQOL-BREF

Javdaneh, N. 2021 [33]

IG (n = 24; M/F: 14/10)

Age: 34.25 ± 8.01 years

Onset: 4.25 ± 1.85 years

CG (n = 24; M/F: 13/11)

Age: 32.58 ± 6.37 years

Onset: 3.18 ± 1.54 years

IG: neck exercise + SSE;

CG: neck exercise

40 to 60 min of training three times a week for 6 weeks

Pain Intensity (VAS); cervical ROM, CVA; SDRI

Özdemir, F., et al., 2021 [34]

IG (n = 13; M/F: 6/7)

Age: 39.6 ± 13.9 years

Onset: 18.4 ± 9.6 months

CG (n = 11; M/F: 6/5)

Age:42.8 ± 13.8 years

Onset: 17.1 ± 26.6 months

IG: normal physical therapy + SSE;

CG: normal physical therapy

treatments 5 times/week for 3 weeks

Pain Intensity (VAS); NPQ

Shiravi, S. 2019 [25]

IG (n = 44; M/F: 0/44)

Age: 27.6 ± 2.06 years

CG (n = 43; M/F: 0/43)

Age: 25.11 ± 1.99 years

IG: SSE;

CG: no intervention

Three 30-min sessions per week for 6 weeks

Pain Intensity (VAS); muscle strength and Electro myographic activity of UT, MT, LT and SA; Shoulder Proprioception

Shirzadi, Z. 2018 [35]

IG (n = 23; M/F: 0/23)

Age: 39.82 ± 10.12 years

CG (n = 23; M/F: 0/23)

Age: 39.13 ± 10.50 years

IG: normal physical therapy + STM;

CG: normal physical therapy

treatments 5 times/week for 2 weeks

Pain Intensity (NRS); NDI; grip strength; Disabilities of Arm, Shoulder and Hand Questionnaire; NDI

Srikrajang, S. 2023 [21]

IG (n = 14; M/F: 6/8)

Age: 31.0 (20.8, 38.3) years

Onset: 12.0 (6.0, 24.0) months

CG (n = 14; M/F: 4/10)

Age: 31.0 (25.8, 34.3) years

Onset: 12.0 (6.0, 24.0) months

IG: SCE

CG: no intervention

single treatment

Pain Intensity (NRS + PPT); cervical ROM

Yildiz, T.I. 2018 [36]

IG (n = 12)

Age: 27.8 ± 8 years

CG (n = 13)

Age:32.8 ± 7.4 years

IG: neck exercise + SSE;

CG: neck exercise

treatments every day for 6 weeks

Pain Intensity (VAS); NDI; Scapular ROM

  1. M Male, F Female, IG Intervention group, CG Control group
  2. SSE Scapular stabilization exercise, SCE Scapular correctional exercise, STM Scapulothoracic mobilization
  3. PPT Pressure pain threshold, VAS Visual analogue scale, NRS Numeric rating scale
  4. NDI Neck disability index, NPQ Northwick Park Neck Pain Questionnaire
  5. CVA Craniovertebral angle, ROM Range of motion
  6. UT Upper trapezius, MT Middle trapezius, LT Low trapezius, SCM Sternocleidomastoid muscle, SA Serratus anterior
  7. WHOQOL-BREF World Health Organization Quality of Life Assessment-BREF