Psychometric evaluation of the Polish adaptation of the Hill-Bone Compliance to High Blood Pressure Therapy Scale

Table 6 Internal consistency and intraclass correlation coefficients for each question

Question	Correlation with the total score	Cronbach's alpha with the question excluded	Intraclass correlation coefficient
Question 1	0.471	0.768	0.842
Question 2	0.209	0.788	0.852
Question 3	0.140	0.791	0.820
Question 4	0.230	0.784	0.886
Question 5	0.541	0.758	0.830
Question 6	0.157	0.808	0.826
Question 7	0.599	0.756	0.787
Question 8	0.505	0.765	0.807
Question 9	0.543	0.761	0.855
Question 10	0.653	0.746	0.840
Question 11	0.582	0.760	0.888
Question 12	0.504	0.763	0.861
Question 13	0.320	0.780	0.807
Question 14	0.380	0.774	0.806

1-How often do you forget to take your HBP medicine? 2-How often do you decide NOT to take your HBP medicine? 3-How often do you eat salty food? 4-How often do you add salt to your food before you eat it? 5-How often do you eat fast food? 6-How often do you make the next appointment before you leave the doctor’s office? 7-How often do you miss scheduled appointments? 8-How often do you forget to get prescriptions filled? 9-How often do you run out of HBP pills? 10-How often do you skip your HBP medicine before you go to the doctor? 11-How often do you miss taking your HBP pills when you feel better? 12-How often do you miss taking your HBP pills when you feel sick? 13-How often do you take someone else’s HBP pills? 14-How often do you miss taking your HBP pills when you are careless?

ISSN: 1471-2261