Table 4.

Infit and Outfit MSQ and T-Statistic Values.

eHealth Literacy Item	p-value	Infit MSQ	Outfit MSQ	Infit T-Statistic	Outfit T-Statistic
E1. I know what health resources are available on the Internet	0.14	0.97	1.06	−0.50	0.78
E2. I know where to find helpful health resources on the Internet	1.0	0.79	0.76	−3.24	−3.52
E3. I know how to use the health information I find on the Internet to help me	1.0	0.64	0.58	−5.83	−6.68
E4. I know how to find helpful health resources on the Internet	1.0	0.59	0.53	−6.45	−7.04
E5. I have the skills I need to evaluate the health resources I find on the Internet	0.98	0.94	0.89	−0.87	−1.61
E6. I know how to use the Internet to answer my questions about health	1.0	0.81	0.73	−3.04	−4.26
E7. I can tell high quality health resources from low quality health resources on the Internet	0.36	1.02	1.02	0.27	0.31
E8. I feel confident in using information from the Internet to make health decisions	0.002	1.09	1.17	1.51	2.66