Table 2 Differences in QIRC Questionnaire Items between SMILE and FS-LASIK Groups
From: Quality of life impact of refractive correction (QIRC) results three years after SMILE and FS-LASIK
NO. | Questions | SMILE Group | FS-LASIK Group | Mean Ratio (SMILE/FS-LASIK) | P | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean | SD | Medium | Skewness | Kurtosis | Mean | SD | Medium | Skewness | Kurtosis | ||||
Total score | 45.89 | 5.91 | 45.94 | 0.18 | −0.01 | 45.09 | 5.65 | 45.24 | 0.23 | 0.10 | 1.02 | 0.492 | |
Total score (Q1 to Q13) | 47.88 | 5.71 | 47.59 | 0.00 | 0.16 | 45.82 | 6.56 | 46.40 | 0.17 | 0.30 | 1.04 | 0.100 | |
Total score (Q14 to Q20) | 42.21 | 9.62 | 40.99 | 0.49 | −0.34 | 43.73 | 9.03 | 45.36 | −0.14 | − 0.96 | 0.97 | 0.421 | |
1 | How much difficulty do you have driving in glare conditions? | 46.32 | 10.38 | 45.06 | −0.10 | − 0.70 | 40.65 | 10.46 | 45.06 | 0.42 | −0.75 | 1.14 | 0.009 |
2 | During the past month, how often have you experienced your eyes feeling tired or strained? | 46.82 | 7.51 | 49.66 | −0.46 | 0.54 | 46.82 | 8.15 | 49.66 | −0.20 | 0.24 | 1.00 | 0.968 |
3 | How much trouble is not being able to use off-the-shelf (non prescription) sunglasses? | 38.11 | 10.45 | 41.26 | 0.27 | −0.76 | 37.79 | 12.32 | 41.26 | 0.43 | −1.29 | 1.01 | 0.753 |
4 | How much trouble is having to think about your spectacles or contact lenses or your eyes after refractive surgery before doing things; eg, traveling, sport, going swimming? | 51.60 | 9.82 | 45.92 | −0.49 | −0.60 | 49.07 | 11.79 | 45.92 | −0.37 | −1.17 | 1.05 | 0.329 |
5 | How much trouble is not being able to see when you wake up; eg, to go to the bathroom, look after a baby, see alarm clock? | 47.97 | 10.35 | 43.87 | −0.37 | −0.73 | 45.45 | 11.90 | 43.87 | −0.18 | −1.27 | 1.06 | 0.306 |
6 | How much trouble is not being able to see when you are on the beach or swimming in the sea or pool, because you do these activities without spectacles or contact lenses? | 61.08 | 6.04 | 63.92 | −1.69 | 0.88 | 57.62 | 9.41 | 63.92 | −1.23 | 0.54 | 1.06 | 0.053 |
7 | How much trouble is your spectacles or contact lenses when you wear them when using a gym/ doing keep-fit classes/circuit training, etc.? | 49.81 | 8.67 | 55.17 | −1.38 | 1.05 | 46.66 | 10.95 | 55.17 | −0.91 | −0.43 | 1.07 | 0.153 |
8 | How concerned are you about the initial and ongoing cost to buy your current spectacles/contact lenses/refractive surgery? | 57.36 | 10.97 | 64.61 | −1.20 | 0.09 | 55.78 | 11.37 | 64.61 | −0.89 | −0.57 | 1.03 | 0.439 |
9 | How concerned are you about the cost of unscheduled maintenance of your spectacles/ contact lenses/refractive surgery; eg, breakage, loss, new eye problems? | 51.17 | 10.84 | 60.62 | −0.71 | −0.65 | 48.01 | 12.48 | 45.18 | −0.35 | −1.38 | 1.07 | 0.223 |
10 | How concerned are you about having to increasingly rely on your spectacles or contact lenses since you started to wear them? | 53.79 | 11.60 | 50.01 | −0.44 | −1.08 | 51.27 | 11.73 | 50.01 | −0.14 | −1.22 | 1.05 | 0.279 |
11 | How concerned are you about your vision not being as good as it could be? | 39.60 | 9.22 | 34.24 | 1.55 | 1.44 | 38.65 | 9.46 | 34.24 | 2.03 | 2.91 | 1.02 | 0.421 |
12 | How concerned are you about medical complications from your choice of optical correction (spectacles, contact lenses and/or refractive surgery)? | 37.10 | 10.49 | 28.59 | 0.85 | −0.39 | 35.84 | 9.51 | 28.59 | 0.96 | −0.04 | 1.04 | 0.593 |
13 | How concerned are you about eye protection from ultraviolet (UV) radiation? | 41.71 | 9.36 | 35.72 | 1.33 | 0.80 | 43.92 | 10.51 | 35.72 | 0.92 | −0.30 | 0.95 | 0.277 |
14 | During the past month, how much of the time have you felt that you have looked your best? | 51.52 | 15.77 | 60.79 | −0.27 | − 0.89 | 47.20 | 17.94 | 45.52 | 0.26 | −1.29 | 1.09 | 0.202 |
15 | During the past month, how much of the time have you felt that you think others see you the way you would like them to (eg, intelligent, sophisticated, successful, cool, etc)? | 44.08 | 12.03 | 48.99 | 0.35 | −1.14 | 44.08 | 12.03 | 48.99 | 0.35 | −1.14 | 1.00 | 1.000 |
16 | During the past month, how much of the time have you felt complimented/flattered? | 48.94 | 14.51 | 37.28 | 1.04 | 0.30 | 50.97 | 12.39 | 54.55 | 0.22 | −1.26 | 0.96 | 0.277 |
17 | During the past month, how much of the time have you felt confident? | 42.91 | 14.37 | 42.67 | 0.52 | −0.11 | 42.16 | 12.99 | 42.67 | 0.21 | −0.53 | 1.02 | 0.921 |
18 | During the past month, how much of the time have you felt happy? | 40.10 | 14.04 | 39.61 | 0.29 | −0.50 | 44.13 | 12.54 | 39.61 | −0.03 | −0.08 | 0.91 | 0.127 |
19 | During the past month, how much of the time have you felt able to do the things you want to do? | 28.16 | 13.89 | 31.66 | 0.79 | 0.23 | 32.73 | 14.73 | 31.66 | 0.15 | −0.89 | 0.86 | 0.096 |
20 | During the past month, how much of the time have you felt eager to try new things? | 39.72 | 14.11 | 41.22 | 0.52 | −0.28 | 44.83 | 15.37 | 41.22 | 0.33 | −0.48 | 0.89 | 0.100 |