Impact of smart phone uses on dynamic balance in healthy adolescent subjects

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR201908659527420

Enrollment

Registered

2019-08-20

Start date

2019-09-15

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Paediatrics

Interventions

before using smart phone

immediately after using smart phone and after one hour later

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy normal subjects. Age ranged from 12 to 18 years. Smart phone users Their body mass index (BMI) from 5% to 85th percentile for age and sex. Normal muscle strength in lower limbs.

Exclusion criteria

Exclusion criteria: Balance or proprioceptive deficits Musculoskeletal or neurological disorders in lower limbs. Visual, auditory or vestibular deficits. Previous dizziness

Design outcomes

Primary

Measure	Time frame
overall stability index (OSI)	—

Secondary

Measure	Time frame
Anterior/posterior stability index;medial/lateral stability index (MLSI)	—

Countries

Egypt

Contacts

Public ContactMarian shafeek

lecturer

Marian.magdy2001@gmail.com+2701224037904

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026