TABLE 6.

Secondary outcome measure of visual function using the Insight Questions Inventory using intent-to-treat (N = 383), per protocol (N = 341), per treatment analysis (N = 285).

Variable	Per treatment			Per IQI protocol			Per VSS treatment
	Intervention arm	Control arm	P value (t test)	Intervention arm	Control arm	P value (t test)	Intervention arm	Control arm	P value (t test)
Total IQI score at baseline
N	188	195		146	195		90	195
Mean (SD)	1.5 SD(0.5)	1.7 SD(0.7)		1.6 (SD 0.48)	1.7 (SD74)		1.64(SD 0.54)	1.67(SD 0.74)
Median (IQR)	1.3(1.2, 1.7)	1.4(1.2, 1.9)		1.4 (1.2, 1.7)	1.4(1.2, 1.9)		1.5(1.3, 1.8)	1.4(1.2, 2.0)
Total IQI follow up scores
N	188	192		146	192		90	192
Mean (SD)	1.2 SD(0.62)	1.3 SD(0.8)		1.25 (SD0.57)	1.3 (SD 0.8)		1.36(SD 0.51)	1.34(SD 0.81)
Median (IQR)	1.3(1.0, 1.5)	1.2(1.0, 1.1.6)		1.2(1.0, 1.5)	1.2(1.0, 1.66)		1.3(1.0, 1.56)	1.3(1, 1, 1.67)
Total IQI scores of difference			0.322			0.659			0.567
N	188	192		146	192		90	192
Mean (SD)	−0.27 SD (0.61)	−0.3 SD (0.8)		−0.33(SD 0.6)	−0.30(SD0.8)		−0.29(SD 0.51)	−0.30(SD 0.79)
Median (IQR)	−0.13(−0.4, 0)	−0.12(−0.4, 0)		−0.15(−0.3, −0.5)	0(−0.1, 0)		−0.17(−0.4 −0.05)	0(−0.17, 0)