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. 2009 Aug 7;9:142. doi: 10.1186/1472-6963-9-142

Table 2.

Item status at the conclusion of survey development stages

Item Status

Stage of Development Added Modified Discarded Total*
Parent Survey

Creation of Initial Items 84
Importance/Validity Rating 14 25 15 83
Cognitive Interviews 10 33 28 65
Reliability Testing 6 20 6 65
Item Reduction 22 43
Final Validation 1 42

Physician Survey

Creation of Initial Items 65
Importance/Validity Rating 18 23 9 74
Cognitive Interviews 1 31 8 67
Reliability Testing 1 6 68
Item Reduction 8 17 51
Final Validation 1 50

General Public Survey

Creation of Initial Items 52
Importance/Validity Rating 5 11 6 51
Cognitive Interviews 2 12 7 46
Reliability Testing 1 46
Item Reduction 1 10 36
Final Validation 1 35

*Total indicates number remaining at conclusion of given stage