Ocular Surface Disorders in a Group of Egyptian Children with End Stage Renal Failure on Dialysis: A Cross-Sectional Study

Table 4

Correlation between TBUT and Schirmer’s test results and ESRF-related variables.

Variables	TBUT		Schirmer’s test
	Duration of the disease	−0.45	0.01	−0.46	0.01
Duration of dialysis	−0.39	0.03	−0.45	0.01
Creatinine	0.03	0.88	−0.03	0.89
Urea	−0.06	0.72	−0.05	0.77
Ca	−0.26	0.15	−0.29	0.13
Phosphate	0.15	0.41	0.10	0.60
Parathyroid hormone (PTH)	0.20	0.28	0.13	0.46
Total protein	0.33	0.55	0.13	0.67
Albumin	0.53	0.32	0.27	0.16
Na	0.20	0.29	0.14	0.45
K	0.09	0.60	0.04	0.83
HB	0.13	0.50	0.03	0.87
Platelets	0.23	0.12	0.29	0.13
WBCs	0.29	0.12	0.30	0.11
Systolic blood pressure	−0.12	0.34	−0.21	0.27
Diastolic blood pressure	−0.12	0.54	−0.18	0.35