Table 3.

Pearson’s Correlations Between the Dependent Variables (n = 156)

	Baseline			Post-Treatment (3 Month)			Last Follow Up (15 Months)
Outcome	NIBUT	Osmolarity	Meniscal Height	NIBUT	Osmolarity	Meniscal Height	NIBUT	Osmolarity	Meniscal Height
OSDI	−0.15	0.05	0.04	0.03	0.09	0.19*	−0.02	−0.04	0.09
NIBUT		0.06	−0.04		0.17*	0.06		−0.13	0.08
Osmolarity			0.09			0.13			−0.03

Note: *p<0.05.

Abbreviations: NIBUT, non-invasive break-up time; OSDI, Ocular Surface Disease Index.