3. RESULTS
The analysis results reveal that average posture score for RULA method is 4.87 which mean
deeper investigation is needed and changes may be required while the score using REBA
method is 5.87 which indicate medium risk, and that action is necessary. Comparison among
age groups showed that 13 year-old students have the highest risk in posture scores. Table 3
explains the scores obtained from both methods. The table showed that students age 13 years
old have the highest average RULA and REBA posture score by 5.31, which means changes are
required soon and 6.66, which categorized under medium risk level, respectively. This result
shows that the current workstation is more suitable for older students that are more likely to have
bigger and taller body sizes.