Table 3.

Correlations between Omega-3 index and study parameters at baseline

Parameter	Omega-3 Group		Placebo group
	Pearson’s correlation coefficient (r) with 95% CI	P	Pearson’s correlation coefficient (r) with 95% CI	P
Symptom score	-0.440 (-0.509 to -0.365)	<0.001	-0.406 (-0.478 to -0.329)	<0.001
Schirmer	0.412 (0.335 to 0.484)	<0.001	0.204 (0.116 to 0.288)	<0.001
TBUT	0.307 (0.223 to 0.386)	<0.001	0.404 (0.327 to 0.477)	<0.001
Tear film osmolarity	-0.158 (-0.244 to -0.069)	<0.001	-0.315 (-0.392 to -0.231)	<0.001
Goblet cell density	0.547 (0.481 to 0.607)	<0.001	0.390 (0.312 to 0.464)	<0.001

CI (95% confidence interval)