Table 2.

SPK and hyperemia score

SPK (A + D)	Baseline	Range	4 weeks	Range	12 weeks	Range	24 weeks	Range	P-value
A	0.5 (0.5)	0–2	0.5 (0.6)	0–2	0.6 (0.6)	0–2	0.5 (0.6)	0–3	0.565
D	0.5 (0.5)	0–2	0.6 (0.6)	0–2	0.6 (0.5)	0–2	0.5 (0.5)	0–2	0.672
A + D	1.0 (1.1)	0–4	1.1 (1.2)	0–4	1.3 (1.1)	0–4	1.1 (1.1)	0–5	0.625
Hyperemia score	0.4 (0.5)	0–2	0.5 (0.6)	0–2	0.5 (0.5)	0–2	0.5 (0.5)	0–2	0.580

Notes: Data is presented as mean (SD), or ranges.

Abbreviations: SPK, superficial punctate keratopathy; A, area score; D, density score.