Table 1.

TearLab and Schirmer test results before and during first postoperative month.

Test	Groups	Before operation	Next morning	1 week after	1 month after	P-value	η2
TearLab (mOsm/L)	Control group Mean ± SD; (min-max)	302,32 ± 14,21; (276–337)	303,08 ± 13,68; (280–346)	301,70 ± 11,84; (280–333)	301,29 ± 12,39; (276–329)	0,20	0,04
	Research Mean ± SD; (min-max)	301,19 ± 15,09; (276–333)	37 patients Below Range <275,0;	311,81 ±14,85 (281–351)	303,16 ± 13,83 (280–332)	<0,001	0,79
Schirmer I test (mm)	Control group Mean ± SD; (min-max)	13,65 ± 10,79; (2–35)	15,65 ± 10,19; (5–35)	13,87 ± 10,19; (3–35)	13,47 ± 10,55; (3–35)	<0,001	0,19
	Research Mean ± SD; (min-max)	13,43 ± 10,5; (2–35)	19,89 ± 9,73; (6–35)	15,81 ± 9,37; (4–35)	14,12 ± 8,91 (3–35)	<0,001	0,44

SD: Standard deviation; min-max: Minimal – maximal; η²: Effect size.