| 1 | A | B | C | D |
| --- | --- | --- | --- | --- |
| 2 | weighted distribution of respondents who used or were exposed to a laser beam over the past 12 months who experienced discomfort or injury involving a laser product, household population aged 12 or older, canada excluding territories, 2014 |  |  |  |
| 3 | factor | % | 95% confidence interval |  |
| 4 |  |  | from | to |
| 5 | discomfort or injury involving a laser product |  |  |  |
| 6 | yes | 1.1 | 0.7 | 1.4 |
| 7 | no | 98.9 | 98.5 | 99.2 |
| 8 | discomfort or injury involving laser product-number of times |  |  |  |
| 9 | 1 time | 44.9 | 27.6 | 62.1 |
| 10 | 2 to 260 times | 49.5 | 32.2 | 66.7 |
| 11 | type of discomfort or injury |  |  |  |
| 12 | skin | 41.3 | 24.1 | 58.5 |
| 13 | eye | 59.1 | 41.9 | 76.3 |
| 14 | length of discomfort or injury |  |  |  |
| 15 | two days or less | 63.9 | 45.2 | 82.6 |
| 16 | more than two days | 34.0 | 15.2 | 52.9 |
| 17 | own use or someone else's |  |  |  |
| 18 | your own use of the device | 25.0 | 12.1 | 37.8 |
| 19 | someone else's use of the device | 74.9 | 62.0 | 87.7 |
| 20 | type of laser that caused injury, excluding medical devices |  |  |  |
| 21 | pointer | 26.3 | 11.7 | 40.9 |
| 22 | cosmetic treatments | 39.1 | 21.7 | 56.6 |
| 23 | survey tool / entertainment / materials processing / scanner / other | 34.1 | 18.4 | 49.8 |

Question: what is percentage of respondents who reported experiencing discomfort or injury?
Answer: 1.1

Question: what is the 95% confidence interval of those reported experiencing discomfort or injury within the past 12 months?
Answer: 0.7, 1.4

Question: what types of discomfort or injury can a laser product bring?
Answer: skin, eye

Question: what percentage of the respondents reported an injury indicated it occurred only once in the past 12 months approximately?
Answer: 44.9

Question: what percentage of the respondents reported an injury indicated at least two occurrences in the past 12 months approximately?
Answer: 49.5

Question: what percentage of those who reported an injury from a laser product declared the injury or discomfort occurred to their skin?
Answer: 41.3

Question: what percentage of those who reported an injury from a laser product declared the injury or discomfort occurred to their eyes?
Answer: 59.1

Question: what percentage of those who reported harm caused by a laser device indicated that the discomfort or injury lasted two days or less?
Answer: 63.9

Question: what percentage of those who reported harm caused by a laser device indicated that the injury lasted more than two days?
Answer: 34

Question: what caused the majority of injuries?
Answer: cosmetic treatments

Question: what percentage of injuries did laser pointers account for?
Answer: 26.3

Question: what percentage of injuries did survey tools, lasers for entertainment, lasers for materials processing, laser barcode scanners and other laser products not identified in this survey account for?
Answer: 34.1

Question: what percentage of respondents indicated that their injury was the result of someone else's use of a laser product?
Answer: 74.9

Question: what percentage of respondents reported that their injury was caused by their own personal use of a laser product?
Answer: 25