Table 1.

CVS-Q results by symptom. The data were averaged over all subjects as well as the 5 days in each study arm.

	BLFL				Non-BLFL				Mann–Whitney
Symptom	Mean	Standard deviation	Median	Range	Mean	Standard deviation	Median	Range	$z$-value	$P$-value
Burning	1.54	0.92	1.00	1 to 4	1.56	0.94	1.00	1 to 4	$-0.059$	0.9532
Itching	1.04	0.19	1.00	1 to 2	1.10	0.31	1.00	1 to 2	$-0.566$	0.5716
Foreign body	1.11	0.32	1.00	1 to 2	1.17	0.43	1.00	1 to 3	$-0.283$	0.7773
Tearing	1.69	1.02	1.00	1 to 4	1.90	1.06	1.00	1 to 4	$-0.873$	0.3828
Excessive blinking	3.67	1.11	3.00	2 to 5	3.50	1.09	3.00	1 to 5	0.649	0.5166
Eye redness	2.77	1.11	2.00	2 to 5	3.00	1.24	2.00	1 to 5	$-0.780$	0.4356
Eye pain	1.31	0.73	1.00	1 to 3	1.56	0.97	1.00	1 to 4	$-1.035$	0.3007
Heavy eyelids	3.54	0.78	3.00	1 to 5	3.38	0.79	3.50	1 to 5	0.562	0.5739
Dryness	4.06	1.26	4.00	1 to 5	4.23	1.29	5.00	1 to 5	$-0.638$	0.5234
Blurred vision	2.40	0.66	2.00	1 to 5	2.60	0.82	2.00	2 to 5	$-0.859$	0.3904
Double vision	1.04	0.19	1.00	1 to 2	1.10	0.37	1.00	1 to 3	$-0.393$	0.6941
Difficulty focus near	2.52	1.00	2.00	1 to 5	2.46	0.89	2.00	1 to 5	0.000	0.9999
Sensitivity light	2.31	0.54	2.00	2 to 4	2.25	0.57	2.00	1 to 4	0.290	0.7720
Colored halos	1.00	0.00	1.00	1 to 1	1.06	0.25	1.00	1 to 2	$-0.538$	0.5905
Sight worsening	2.88	1.08	2.00	2 to 5	2.94	1.10	2.00	1 to 5	$-0.193$	0.8468
Headache	2.77	1.00	2.00	2 to 5	2.75	1.16	2.00	1 to 5	0.214	0.8306
Overall	2.22	0.37	2.18	—	2.29	0.33	2.19	—	$-0.735$	0.4625