Pearson and Spearman correlation tests | ||||
---|---|---|---|---|
Literacy measures | Derived health literacy estimates | REALM | TOFHLA | NVS |
REALM | 0.38*† | 1.0 | ||
TOFHLA | 0.42*† | 0.72*† | 1.0 | |
NVS | 0.50*‡ | 0.60*‡ | 0.64*‡ | 1.0 |
κ Agreement test | |||
---|---|---|---|
Individual literacy measures versus derived health literacy estimates | κ Score | Agreement (%) | p Value |
REALM | 0.38 | 75.5 | <0.0001 |
TOFHLA | 0.37 | 74.2 | <0.0001 |
NVS | 0.40 | 69.8 | <0.0001 |
*p<0.001.
†Pearson correlation statistic.
‡Spearman correlation statistic.
NVS, Newest Vital Sign; REALM, Rapid Estimate of Adult Literacy in Medicine; TOFHLA, Test of Functional Health Literacy in Adults.