Characteristics		n	%
DID YOU HAVE ANY TRAUMA OR SURGERY IN THE PAST ONE YEAR?	YES	29	11.5
DID YOU HAVE ANY TRAUMA OR SURGERY IN THE PAST ONE YEAR?	NO	217	88.2
WHAT IS YOUR MOST COMMON OPERATING POSITION?	STANDING	208	84.6
	SITTING	31	12.6
	BOTH	7	2.8
DO YOU USE ANY SPECIALIZED EYEWEAR?	YES	36	14.6
DO YOU USE ANY SPECIALIZED EYEWEAR?	NO	210	85.4
WHICH IS YOUR DOMINANT HAND?	RIGHT	197	80.1
WHICH IS YOUR DOMINANT HAND?	LEFT	49	19.9
DO YOU HAVE ANY SYSTEMATIC PATHOLOGY FOR WHICH YOU TAKE MEDICINE FOR LAST 12 MONTHS?	YES	28	11.4
	NO	218	88.6