Table 2.

Neuro-Ophthalmic Supplement (NOS) and composite scores

NOS subscale	SCA-PRKCG (n = 12)	HC (n = 14)	p
Difficulty when eyes tired	56.3 ± 21.7	80.3 ± 14.5	0.004
Difficulty in bright sunlight	72.9 ± 34.5	87.5 ± 13.0	0.494
Difficulty parking a car	63.9 ± 48.6/n = 9	83.9 ± 36.2	0.369
Difficulty using a computer	83.3 ± 16.3	94.6 ± 10.6	0.095
Two eyes see different	58.3 ± 41.7	78.6 ± 27.5	0.274
Eyelid appearance unusual	87.5 ± 22.6	92.9 ± 18.2	0.667
Vision blurry, not clear, “fuzzy”	81.3 ± 15.5	91.1 ± 12.4	0.145
Trouble focusing on moving objects	79.2 ± 27.9	98.2 ± 6.7	0.060
Binocular double vision	70.8 ± 36.7	96.4 ± 9.1	0.085
Ptosis	95.8 ± 9.7	92.9 ± 26.7	0.742
10-item NOS composite score	75.1 ± 18.9	89.6 ± 8.9	0.013
NEI-VFQ composite score	79.4 ± 15.1	92.6 ± 4.2	< 0.001
Total composite score	77.3 ± 16.6	91.0 ± 5.1	0.001

Values for both groups are means ± standard deviation. Significant p values (resulting from the Mann-Whitney U test) are printed in italics.

HC healthy control, NOS Neuro-Ophthalmic supplement, NEI-VFQ composite score: National Eye Institute – Visual Function Questionnaire composite score (without NOS), Total composite score composite of NEI-VFQ and NOS