Their work postures were also observed and photographs taken for further analysis. The movements
and position of the body parts were determined from the videotaping and photographs.
Rapid Entire Body Assessment (REBA) analysis was used to evaluate the posture of the workers.
The REBA provides a quantitative value to the evaluation that indicates the level of severity of each task.
The calculation was made by using the REBA Employee Assessment Worksheet that has been divided into
two groups; Group A (Trunk, Neck and Legs) postures and Group B (Upper Arms, Lower Arms and Wrists)
postures for left and right. A summary of the procedure for REBA score and the degree of risk is found in the
REBA decision table (Hignett and McAtamney, 2000). The risk score of this approach should be in the range
of one to fifteen, where the higher scores signify greater levels of apparent risk. The REBA scores will be
translated into REBA action levels as shown in Table 1: