. Author manuscript; available in PMC: 2018 Sep 1.

Published in final edited form as: Int J Geriatr Psychiatry. 2016 Aug 9;32(9):991–999. doi: 10.1002/gps.4558

Table 3.

In-Person vs. Telephone Correlations and Paired Tests

Test	Pearson Correlation Coefficient (95% CI)	Mean Difference (95% CI)
GCP	0.82 (0.71, 0.90)^*	2.35 (0.96, 3.74)
HVLT-R Total Recall	0.87 (0.79, 0.93)^*	1.64 (0.82, 2.46)
HVLT-R Delayed Recall	0.75 (0.60, 0.85)^*	0.28 (−0.20, 0.76)
HVLT-R Discrimination Index	0.62 (0.41, 0.77)^*	0.30 (−0.04, 0.64)
HVLT-R Retention Percentage	0.27 (−0.01, 0.51)	−1.37 (−6.15, 3.40)
Digit Span	0.50 (0.25, 0.68)^*	1.52 (0.41, 2.63)
Verbal Fluency	0.92 (0.86, 0.95)^*	−1.40 (−3.05, 0.25)
Category Fluency	0.63 (0.43, 0.77)^*	1.12 (−0.36, 2.60)
Boston Naming Test	0.85 (0.75, 0.91)^*	−0.26 (−0.52, −0.01)

CI= confidence interval; GCP= General Cognitive Performance; HVLT= Hopkins Verbal Learning Test

p < 0.01