TABLE 2.

Concordance, agreement, sensitivity, specificity, and area under curve (AUC) between the photo‐numeric scale and the written descriptive scale.

Phenotype	Eyebags				Droopy eyelids				Low eyebrow positioning
Putative gold standard is the:	Photo‐numeric scale		Written descriptive scale		Photo‐numeric scale		Written descriptive scale		Photo‐numeric scale		Written descriptive scale
Measurement	Value	p‐Value	Value	p‐Value	Value	p‐Value	Value	p‐Value	Value	p‐Value	Value	p‐Value
Spearman's rank correlation (ρ)	0.25	9.0E‐42	0.25	9.0E‐42	0.05	1.1E‐02	0.05	1.1E‐02	0.08	1.0E‐05	0.08	1.0E‐05
Cohen's Kappa (κ)	0.13	5.3E‐17	0.13	5.3E‐17	0.04	1.1E‐02	0.04	1.1E‐02	0.04	4.1E‐05	0.04	4.1E‐05
Sensitivity	0.60		0.89		0.21		0.10		0.07		0.63
Specificity	0.61		0.23		0.86		0.94		0.97		0.54
Area under curve (AUC)	0.44	7.1E‐08	0.64	1.2E‐36	0.54	9.8E‐02	0.52	2.6E‐01	0.51	4.7E‐01	0.60	6.3E‐05