comparison the effect of 8-weeks isometric neck exercises with and without pressure biofeedback unit on pain, neck flexors endurance and neck range of motion in patients with chronic neck pain

comparison the effect of 8-weeks isometric neck exercises with and without pressure biofeedback unit on pain, neck flexors endurance and neck range of motion in patients with chronic neck pain - comparison the effect of 8-weeks isometric neck exercises with and without pressure biofeedback unit on pain, neck flexors endurance and neck range of motion in patients with chronic neck pain

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000039451

Enrollment

Registered

2020-06-11

Start date

2020-04-12

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

pre, and post treatment

Interventions

isometric neck exercises with pressure biofeedback unit/8-weeks isometric neck exercises without pressure biofeedback unit/8-weeks placebo

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: chronic neck pain tenderness or pain above the cervical joints (Jull,Bogduk, and Marsland, 1988) poor performancein the CFE unable to control more than the second stage of the test, in which they were asked to hold progressively increasing ranges of CFE

Exclusion criteria

Exclusion criteria: if they had undergone cervical spine surgery, reported any neurological signs, or had undergone a neck exercise program in the past 12 months. Patients with severe pain unable to have neck motion were also excluded because the CFE may have increased the symptoms of this group.

Design outcomes

Primary

Measure	Time frame
pain	—

Secondary

Measure	Time frame
neck flexors endurance neck range of motion disability	—

Countries

Asia(except Japan)

Contacts

Public ContactAmir letafatkar

kharazmi University department of biomechanics and sport injuries

letafatkaramir@yahoo.com00989195394692

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026