A Real-World Single-Centre Study of Patients with Diabetic Macular Oedema Who Wore a Home-Use Sleep Mask (Noctura 400) for One Year

Table 4

VA and contrast sensitivity determinations that show differences between baseline and exit. While there is no significant improvement in contrast sensitivity, there is a highly significant letters’ improvement in VA in both parametric and nonparametric testing.

Outcome	Mean (SD) difference (last-first visit)	Median (IQR) difference (last-first visit)	value paired t-test	value signed-rank test
Visual acuity	13.19 (8.03)	15 (10–16.5)	<0.0001	<0.0001
Visual acuity with pinhole	13.52 (7.01)	15 (10.5–18)	<0.0001	<0.0001
Best visual acuity	12.38 (7.18)	14 (9–16.5)	<0.0001	<0.0001
Contrast sensitivity	−0.003 (0.13)	0 (−0.15–0)	1	0.8902