Research Article

Fourier-Domain Optical Coherence Tomography for Monitoring the Lower Tear Meniscus in Dry Eye after Acupuncture Treatment

Table 1

Criteria used to define subtypes of dry eye.

SubgroupsOSDITBUT <10 Sec Schirmer <10 mmMGDSS

All subjects>20+
LTD>20++
SSDE>20+++
Non-SSDE>20++

LTD = lipid tear deficiency; MGD = meibomian gland disease, SS = Sjögren syndrome, ‘‘+’’ = presence of disease, ‘‘−’’ = absence of disease; OSDI = Ocular Surface Disease Index; score was determined out of a total of 100; SSDE = Sjögren syndrome dry eye, ‘‘+’’ = Schirmer <10 mm, ‘‘−’’ = Schirmer ≧10 mm; TBUT = tear break-up time, ‘‘+’’ = TBUT <10 sec, whereas ‘‘−’’ = TBUT ≥10 sec.