The Dry Eye Disease Activity Log Study

Table 1

Patients’ demographics and mean symptom frequency grade, clinical measure outcomes, and DTS grade.

	Female	Male	Total
Number of subjects (𝑛)	29	6	35
Age (mean ± SD)	56.3±11.4	59.0±6.7	56.8±10.7
Clinical measures (data from worse eye); (mean ± SD)
TBUT (seconds)	2.3±0.5	2.6±1.0	2.5±1.0
Schirmer’s test I (mm)	10.8±7.9	9.8±8.3	10.0±8.0
Corneal staining:
(i) superior	1.3±1.4	1.0±1.0	1.0±1.1
(ii) inferior	2.3±1.0	1.7±1.1	1.8±1.3
(iii) nasal	2.0±1.6	1.5±1.2	1.4±1.3
(iv) temporal	2.0±1.3	1.3±1.3	1.6±1.3
(v) central	2.0±1.3	1.4±1.1	1.5±1.2
DED symptom frequency (mean ± SD)
Sensitivity to light	1.2±1.8	1.5±1.8	1.5±1.8
Gritty sensation	1.8±1.8	2.3±1.7	2.3±1.7
Burning sensation	0.4±0.9	0.9±1.4	0.9±1.3
Episodic blur vision	2.0±2.0	1.8±1.7	1.9±1.7
Fluctuating vision with blinking	0.4±0.9	1.0±1.5	0.9 ± 1.4
Tearing	1.0±1.0	1.5±1.7	1.4±1.6
Pain on waking up in morning	0.2±0.5	0.8±1.4	0.7±1.3
Need for artificial tear use	3.2±1.8	2.0±1.9	2.2±1.9
DTS grade	2.7±0.5	2.4±0.8	2.7±0.7