Table 1.

Preoperative and 3-month postoperative results

Question	Preoperative score mean (SD) median (range)	3-month postoperative score mean (SD) median (range)	P-value
Difficulties with daily activities	1.90 (2.06)	0.40 (0.80)	<0.001
	1.00 (0.00 to 8.00)	0.00 (0.00 to 4.00)
Dry eye problems	1.83 (2.28)	2.15 (1.85)	0.460
	1.00 (0.00 to 8.00)	2.00 (0.00 to 8.00)
Problems due to change of visual performance during the day	1.06 (1.52)	0.78 (1.30)	0.107
	0.00 (0.00 to 7.00)	0.00 (0.00 to 6.00)
Double image	0.13 (0.77)	0.14 (0.45)	0.894
	0.00 (0.00 to 6.00)	0.00 (0.00 to 2.00)
Glare at night	2.05 (2.13)	1.90 (1.86)	0.187
	2.00 (0.00 to 7.00)	2.00 (0.00 to 8.00)
Glare during work	0.57 (1.19)	0.40 (0.82)	0.192
	0.00 (0.00 to 6.00)	0.00 (0.00 to 3.00)
Glare during car driving	3.16 (2.18)	2.31 (1.87)	<0.001
	3.00 (0.00 to 9.00)	2.00 (0.00 to 8.00)
Glare while watching TV/PC	0.79 (1.49)	0.47 (0.95)	0.064
	0.00 (0.00 to 7.00)	0.00 (0.00 to 6.00)
Glare when read lightened traffic signs at night	1.55 (2.04)	1.33 (1.57)	0.192
	1.00 (0.00 to 8.00)	1.00 (0.00 to 8.00)
Halos in the night	1.39 (1.94)	1.63 (2.03)	0.715
	0.00 (0.00 to 7.00)	1.00 (0.00 to 9.00)
Halos during work	0.23 (0.71)	0.32 (1.20)	0.495
	0.00 (0.00 to 4.00)	0.00 (0.00 to 9.00)
Halos when driving car	2.00 (2.01)	2.01 (2.03)	0.237
	1.00 (0.00 to 7.00)	2.00 (0.00 to 9.00)
Halos when watching TV/PC	0.35 (0.83)	0.46 (1.35)	0.161
	0.00 (0.00 to 4.00)	0.00 (0.00 to 9.00)
Halos when reading traffic sign in the night	1.25 (1.85)	1.32 (1.86)	0.388
	0.00 (0.00 to 7.00)	1.00 (0.00 to 9.00)

Notes: Preoperative and 3-month postoperative results obtained with the subjective questionnaire used to evaluate subjectively the level of patient’s vision and the incidence of photic phenomena in the iDesign group (scale from 0 to 9; 0= best score, 9= worst score).

Abbreviation: SD, standard deviation.