Table 2.

MMM-9, Schirmer test, and tear osmolarity values in both groups before surgery (per-OP) as well as 1 and 3 months after surgery

	Pre-op			1 month post-op			3 months post-op
	Convent. cataract surgery	LCS	p-value	Convent. cataract surgery	LCS	p-value	Convent. cataract surgery	LCS	p-value
MMP-9 (ng/mL)	12.3 ± 21.1 0.1–24.5	18.4 ± 26.2 4.5–32.4	0.49	14.1 ± 20.9 2.9–25.1	8.9 ± 6.2 5.6–12.2	0.36	8.5 ± 8.6	12.1 ± 9.8 6.8–17.3	0.28
Schirmer test (mm)	12.7 ± 8.2 8.5–16.9	13.5 ± 7.9 9.4–17.6	0.78	14.9 ± 8.2 10.7–19.2	12.3 ± 7.9 8.2–16.4	0.35	17.2 ± 8.7 12.8–21.7	12.0 ± 8.3 7.7–16.3	0.08
Tear osmolarity (mOsml/L)	299.8 ± 12.9 293.1–306.4	301.9 ± 14.4 294.5–309.2	0.65	297.9 ± 11.5	298.7 ± 11.5 294.7–302.8	0.81	296.2 ± 10.7 290.7–301.7	296.2 ± 18.2 286.9–305.6	1.0

All data are displayed as mean ± SD plus 95% confidence interval. Both groups at each point in time were compared via t test