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Table 4 Convergent validity: correlation between SCI-R items & SCI-R total score

From: Psychometric validation of the Self-Care Inventory-Revised (SCI-R) in UK adults with type 2 diabetes using data from the AT.LANTUS Follow-on study

SCI-R SCI-R total 1 2 4 5 6 7 8 9 10 11 12 13 14
1. Check blood glucose with monitor .523 **              
2. Record blood glucose .504 ** .566 **             
4. Correct dosage of pills/insulin .320** .150** .190**            
5. take pills/insulin at correct time .284** .157** .114* .473**           
6. Correct food portions .491 ** .194** .112* .148** .147**          
7. Meals/snacks eaten on time .509 ** .250** .210** .163** .215** .529**         
8. Keep food records .429 ** .156** .179** .146** .092 .132* .163**        
9. Read food labels .545 ** .111* .102 .147** .100 .299** .210** .225**       
10. Recommended carbs .636 ** .221** .207** .215** .218** .382** .392** .144* .307**      
11. Carry quick acting sugar .552 ** .179** .129* .166** .056 .133* .198** .135* .256** .304**     
12. Attend clinic appointments .275** .234** .164** .254** .173** .077 .152** .045 .055 .194** .220**    
13. Wear medic alert .171** .112* .083 .067 .050 .023 .114* .052 .134* .045 .248** .087   
14. Exercise .472** .077 .034 .120* .095 .204** .125* .160** .174** .214** .242** .130* .056  
15. Adjust insulin dosage .488 ** .190** .090 -.092 .024 .151** .124* .146** .128* .208** .209** .105 .103 .264**