Samaneh Norouzi - PhD, Health education & Health promotion Department, Medical Sciences Faculty, Tarbiat, Modares University.
Sedigheh Sadat Tavafian - PhD Health Education & Health Promotion Department, Medical Sciences Faculty, Tarbiat Modares University, Tehran, Iran
Sedigheh Kahrizi - Associated PhD, Department of Physical Therapy, Medical Sciences Faculty, Tarbiat Modares University

Aims: This study aimed to investigate the efficacy of educational intervention on sitting posture in female student studying in high school in Izeh, Iran. Instruments and Methods: Current study was performed in two schools in Izeh city of Iran. Ethical approval and informed consent was obtained from the participants. One hundred and forty six (N=۱۴۶) participants from these schools were randomly allocated to an intervention (n = ۷۳) or control group (n = ۷۳). The intervention included two group-based sessions. The control group received usual educational. Data collection was conducted by Nordic questionnaire and a researcher– made questionnaire. Data were analyzed by SPSS ۱۶ software, using independent t-test and Chi-square test. Findings: The mean age of participants in this study in the intervention and control groups were ۱۶.۱۵ ± ۰.۸۸ and ۱۵.۹۵ ± ۰.۸۱ years respectively. The intervention group had significant improvements compared with the control group. In intervention group significant differences were found in score of knowledge, attitude and sitting behavior before and after of intervention (P<۰.۰۵). Conclusions: This study showed that educational intervention was effective in improving proper sitting and maintaining the status of the spine.

Musculoskeletal Disorder, Posture, Knowledge, Attitudes, Practice