. Author manuscript; available in PMC: 2010 Jun 1.

Published in final edited form as: Patient Educ Couns. 2009 May 13;75(3):308–314. doi: 10.1016/j.pec.2009.03.035

Table 2.

Descriptive Statistics of Numeracy and Math Achievement Measures

Measure	Potential Range of Scores	Observed Scores Median (Range)	Observed Scores Mean (SD)	Cronbachs Alpha
Lipkus	0–11	8 (0–11)	7.53 (2.66)	0.79
Modified Lipkus	0–9	6 (0–9)	5.90 (2.20)	0.76
TOFHLA-Numeracy	10–17	16 (10–17)	15.36 (1.53)	0.48
MDIT	0–18	9(1–18)	9.50 (3.25)	0.73
Modified MDIT	0–16	9 (0–16)	9.03 (3.23)	0.73
WRAT_A	15 to 55	39 (15–55)	39.10 (5.66)	0.88