Table 1.

Basic data and ocular surface evaluation of three groups

	PBC (n = 19)	DILI (n = 18)	HBV (n = 23)	Control (n = 30)	F	P
Sex (male: female)	4: 15	2: 16	10: 13	12: 18	–	–
Age (years)	56.00 ± 6.47	51.83 ± 3.68	53.7 ± 5.09	52.77 ± 7.84	1.600	0.20
SPEED score	5.37 ± 2.61	7.00 ± 4.51	7.74 ± 3.35	1.33 ± 1.24	24.544	0.00
First NITBUT (s)	3.65 ± 1.18	3.41 ± 0.74	4.33 ± 1.89	8.83 ± 3.02	38.496	0.00
Average NITBUT (s)	5.36 ± 2.74	5.10 ± 1.15	7.19 ± 3.56	10.92 ± 2.76	23.650	0.00
TMH (mm)	0.21 ± 0.05	0.20 ± 0.04	0.26 ± 0.05	0.25 ± 0.04	10.341	0.00
MG dropout of upper eyelid (%)	30.3 ± 11.45	24.28 ± 5.38	23.19 ± 8.83	17.95 ± 4.89	9.843	0.00
MG dropout of lower eyelid (%)	22.06 ± 10.9	28.25 ± 10.58	21.32 ± 9.12	16.80 ± 4.76	6.536	0.00
MG dropout score	2.79 ± 0.79	3.00 ± 0.69	2.78 ± 0.67	2.10 ± 0.31	10.673	0.00
CFS (score)	1.95 ± 1.65	0.56 ± 1.2	0.43 ± 0.95	0 ± 0.00	14.128	0.00
Schirmer I test (mm)	4.11 ± 5.00	11.33 ± 7.12	10.61 ± 6.75	15.15 ± 10.18	7.673	0.00
LLT (nm)	87.05 ± 8.26	67.44 ± 14.83	83.3 ± 12.55	84.53 ± 14.06	9.086	0.00
Meibum expressibility score	0.05 ± 0.23	1.94 ± 0.54	2.09 ± 0.73	0.07 ± 0.25	126.229	0.00
Meibum quality score	0.37 ± 1.12	6.67 ± 2.57	4.87 ± 2.42	0.03 ± 0.18	76.880	0.00
Total blinking, n	8.79 ± 3.51	10.44 ± 2.85	8.96 ± 3.17	7.53 ± 2.06	3.954	0.01
PBR (%)	92.69 ± 22.85	60.08 ± 10.47	80.33 ± 12.82	53.31 ± 21.75	22.419	0.00

NIKBUT, noninvasive breakup time; TMH, tear meniscus height; MG, meibomian gland; CFS, corneal fluorescein staining; LLT, lipid layer thickness; PBR, partial blinking rate