Omer 2003.

Methods	RCT; no info on randomisation procedure.
Participants	Neck and upper extremity complaints (non‐specific); n = 50 (41 women). Computer operators > six hours a day
Interventions	Education + Exercises: education (one hour) + mobilisation, stretching, strengthening and relaxation exercises Education: education one hour   Three sessions a week, eight weeks training
Outcomes	Pain (NRS, PDI), tiredness (TS), depression (BDI)
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Unclear randomisation procedure
Allocation concealment (selection bias)	Unclear risk	Unclear whether allocation was concealed
Blinding of participants?	Unclear risk	Unclear participant blinding
Blinding of caregivers?	Unclear risk	Unclear
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Unclear whether outcome assessment was blinded
Incomplete outcome data (attrition bias) All outcomes ‐ <20% drop‐outs?	Unclear risk	Unclear number of dropouts
Incomplete outcome data (attrition bias) All outcomes ‐ ITT analysis performed?	Unclear risk	Unclear whether ITT analysis was performed
Selective reporting (reporting bias)	Unclear risk	No protocol
Similarity of baseline characteristics?	Low risk	Groups similar at baseline
Co‐interventions avoided?	Unclear risk	Unclear whether co‐interventions were avoided
Compliance acceptable ?	Unclear risk	Unclear compliance
Timing outcome assessment comparable?	Unclear risk	Unclear whether timing was comparable