Table 2.

Mean neuropsychological test scores and effect sizes by method of first administration

	In-person			Telephone			Inp–Tel	SE	Effect size	p	90% Lower for diff.	90% Upper for diff.	In zonea
	N	Mean	SD	N	Mean	SD
MMSE Orientation	27	9.85	0.36	25	9.92	0.28	−0.07	0.09	−0.218	0.448	−0.22	0.08	N
WORLD backwards	27	4.96	0.19	26	4.73	0.96	0.23	0.19	0.332	0.238	−0.08	0.54	N
LM Immediate recall	28	13.43	3.70	26	13.54	2.60	−0.11	0.88	−0.034	0.899	−1.55	1.33	Y
LM Delayed recall	28	11.79	4.28	25	11.64	3.64	0.15	1.10	0.038	0.894	−1.66	1.95	Y
DSF	28	6.46	1.23	26	6.62	1.13	−0.15	0.32	−0.135	0.641	−0.68	0.38	N
DSB	28	4.61	1.13	26	4.85	1.38	−0.24	0.34	−0.190	0.491	−0.80	0.32	N
O-TMT Part Ab	28	8.11	2.47	26	8.77	2.70	−0.66	0.70	−0.255	0.353	−1.82	0.50	N
O-TMT Part Bb	27	37.26	22.92	25	35.52	24.29	1.74	6.55	0.074	0.792	−9.03	12.51	N
Letter Fluency	28	45.29	14.06	26	40.73	11.83	4.55	3.55	0.351	0.202	−1.28	10.39	N
Animal naming	28	18.11	5.31	26	16.39	6.18	1.72	1.56	0.298	0.279	−0.85	4.30	N
SRT
Total recall (first 3 trials)	28	20.04	5.51	26	19.85	7.51	0.19	1.78	0.029	0.9168	−2.74	3.12	N
Delayed Recall (6-Trials vs. 3-Trials)	28	6.75	2.91	25	4.4	3.27	2.35	0.85	0.759	0.0083	0.95	3.75	N

Note: LM I, Logical Memory Immediate Recall; LM II, Logical Memory Delayed Recall; DSF, Digit Span Forward; DSB, Digit Span Backward; O-TMT, Oral Trail Making Test; SRT, Selective Reminding Test.

^aDoes the 90% confidence interval fall within the equivalence zone? Yes/No

^bLower scores indicate better performance.