Subjects who wear glasses reported 3.5 more neck/
shoulder symptoms in the last week than those
who do not wear glasses. Furthermore, employees
working over 2 years in the Hi-Tech company had
1.6 more symptoms in the last year than employees
who worked o2 years in the company. Subjects
who worked 410 h a day had three times more
symptoms in the last week than those who work
p10 h a day.
Hand/wrist/fingers symptoms: Subjects employed 44 years in Hi-Tech companies reported
symptoms 2.6 times more than subjects employed
p2 years in the Hi-Tech industry. Moreover,
subjects working between 2 and 4 years reported
3.5 more symptoms than the reference group
(Table 5).
3.7. Relationship between risk factors and
UEMSS—logistic regression analysis
Neck/shoulder symptoms in the last year: Three
statistically significant risk factors were found
(Table 6): being married (5.2 times higher risk
than non-married), company experience, and less
Hi-Tech experience. Physical inactivity, found as
an independent risk factor, was not statistically
significant (OR ¼ 2.8; P ¼ 0:054).
Neck/shoulder symptoms in the last week: The
main predictor of symptoms in the last week was
subjective discomfort at the VDT workstation