Research Article

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

Table 3

Comparison between study and control groups.

ItemStudy group,
30 children
Control group,
20 children
value

Age in years
 Mean (SD)10.8 (2.82)9.50 (2.48)0.10
 Median (range)11 (6–16)10.55 (6–16)
Gender
 Females16 (53.33%)8 (40%)0.31
 Males14 (46.67%)12 (60%)
Presence of dry eye manifestations
 No22 (73.00%)20 (100%)0.05
 Yes8 (26.00%)0
Schirmer’s test (right eye) seconds
 Mean (SD)24.63 (7.03)29.55 (5.12)0.01
 Median (range)25 (7–35)30 (20–35)
Schirmer’s test (left eye) seconds
 Mean (SD)24.7 (8.11)29.7 (4.84)0.02
 Median (range)27 (5–35)30 (20–35)
Tear film break-up time (TBUT) test (right eye) seconds
 Mean (SD)11.9 (2.55)13.85 (1.04)0.002
 Median (range)12 (5–15)14 (12–15)
Tear film break-up time (TBUT) test (left eye) seconds
 Mean (SD)11.4 (2.88)14.0 (1.17)0.0004
 Median (range)12 (4–15)14.5 (12–15)
Squamous metaplasia of the conjunctival epithelium (right and left eye)
 Not detected29 (96.7%)20 (100%)0.409
 Detected1 (3.3%)0