Table 4. Area under the ROC (AUC), P-value (P), 95% confidence interval of AUC, threshold (TH), sensitivity, and specificity.

	AUC	P	95% Confidence interval		TH	Sensitivity	Specificity
TMH	0.715	0.013	0.565	0.865	0.2 (ref. 66)	0.65	0.65
NIBUT	0.895	<0.001	0.791	1.000	10.0 (ref. 65)	0.80	0.93
Temporal LIPCOF	0.748	0.004	0.603	0.893	2 (ref. 19)	0.60	0.81
Nasal LIPCOF	0.828	<0.001	0.698	0.957	1 (ref. 19)	0.73	0.91
LIPCOF Sum	0.816	<0.001	0.687	0.945	2 (ref. 19)	0.70	0.81
Bulbar hyperaemia	0.664	0.057	0.501	0.827	2.35a	—	—
Limbal hyperaemia	0.509	0.914	0.341	0.678	2.05a	—	—
PRTT	0.781	0.001	0.642	0.919	10 (ref. 70)	0.25	0.93
Corneal staining	0.519	0.830	0.349	0.688	0.1a	—	—
Conjunctival staining	0.506	0.949	0.337	0.674	1.0a	—	—
LWE	0.749	0.004	0.597	0.901	1 (ref. 19)	0.48	0.96
Dry eye test combination	0.944	<0.001	0.865	1.024	−0.19a	0.90	0.89

Abbreviations: LIPCOF, lid-parallel conjunctival fold; LWE, lid-wiper epitheliopathy; NIBUT, non-invasive break-up time; PRTT, phenol red thread test; TMH, tear meniscus height.

^aThresholds derived from this data set.