Table 5:

Correlations between items and with legacy scales for PROMIS short-form Anxiety measure

	EDANX01	EDANX05	EDANX30	EDANX40	EDANX46	EDANX53	EDANX54	EDANX Total	EDANX T-Score
EDANX01	1	0.68	0.77	0.65	0.75	0.73	0.61	0.78
EDANX05		1	0.72	0.74	0.77	0.77	0.70	0.82
EDANX30			1	0.70	0.73	0.72	0.69	0.82
EDANX40				1	0.79	0.74	0.70	0.81
EDANX46					1	0.89	0.72	0.89
EDANX53						1	0.74	0.88
EDANX54							1	0.79
EDANX Total								1
FACT-CX	−0.59	−0.49	−0.57	−0.55	−0.53	−0.59	−0.50	−0.54	−0.66
FACT-TOI	−0.57	−0.46	−0.54	−0.52	−0.51	−0.57	−0.48	−0.52	−0.63
FACT-PWB	−0.45	−0.35	−0.44	−0.43	−0.39	−0.47	−0.38	−0.44	−0.51
FACT-SWB	−0.33	−0.35	−0.35	−0.36	−0.29	−0.37	−0.31	−0.33	−0.41
FACT-EWB	−0.56	−0.43	−0.49	−0.47	−0.47	−0.50	−0.45	−0.49	−0.58
FACT-FWB	−0.51	−0.43	−0.48	−0.46	−0.46	−0.52	−0.45	−0.46	−0.57
FACT-AdConcerns	−0.49	−0.39	−0.46	−0.44	−0.45	−0.48	−0.40	−0.44	−0.53
BSI-GSI Std Score	0.68	0.55	0.59	0.62	0.60	0.64	0.58	0.55	0.72
BSI Dep Std Score	0.73	0.63	0.63	0.65	0.66	0.67	0.64	0.61	0.78
IES Total	0.35	0.38	0.37	0.34	0.38	0.37	0.33	0.45	0.45
PSS Total	0.57	0.47	0.58	0.50	0.57	0.53	0.59	0.56	0.66
SS Total	−0.32	−0.32	−0.34	−0.31	−0.29	−0.35	−0.39	−0.37	−0.40

Item-item correlations are Spearman correlations (n=199)

Correlations between items and EDDEP Total exclude the specified item from the total score (n=199)

Correlations with legacy measures are Pearson correlations (n=179)