Differential Item Functioning Related to Age in the Reading Subtest of the Test of Functional Health Literacy in Adults

Table 1

Description of sample.

(a)  

Gender	119 men, 88 women
Hispanic	22
Race
Non-Hispanic White	9 (4.3%)
Hispanic	21 (10.1%)
Black	174 (83.7)
Native American	1 (0.5%)

(b)  

Continuous variables
Variable	Range	Mean	Standard deviation
Age	23–67	45.0	8.45
Education (years)	5–20	11.61	2.18
TOFHLA reading comprehension score	2–50	38.51	7.77