Most reported the cause of musculoskeletal
pain as prolonged sitting in the same posture at
work (73.3 %) followed by lifting or handling
heavy materials (37.6 %), stress (27.7 %) and
bending forward or twisting of the trunk (18.8 %),
respectively. The attack of musculoskeletal pain
did not limit the daily activities of most officers
(64.3 %). There were nearly no sick absences
because of musculoskeletal pain (12.0 %). The
musculoskeletal pain started after 58.1 min long
sitting (SD = 55.6), 43.8 min long standing (SD =
30.4) and 53.1 min long walking (SD = 36.6).