Institute for the Study of
Healthcare Organizations & Transactions

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Table 1

MPC Item Characteristics, Study 1


 

Proportion
Endorsing Item

Loading on First
Unrotated Factora

Item

 All Male Female All Male Female
1. Vomiting .17 .15 .19 .54  .58 .49
2. Abdominal Pain .27 .20 .34* .60 .61 .55
3. Nausea .41 .29 .52* .69 .69 .67
4. Gas .29 .27 .31 .58 .62 .53
5. Loose Bowels .29 .27 .30 .62 .70 .56
6. Food Aversions .31 .26 .36* .48 .50 .43
7. Arm/Leg Pain .27 .24 .30 .63 .68 .59
8. Back Pain .52 .48 .57* .52 .57 .46
9. Joint Pain .33 .32 .33 .52 .53 .53
10. Pain when Urinating .10 .09 .12 .49 .59 .41
11. Other Pain .24 .24 .24 .64 .70 .61
12. Shortness of Breath .20 .18 .22 .52 .57 .47
13. Heart Racing .24 .21 .28* .56 .59 .54
14. Chest Pain .20 .17 .22 .63 .68 .58
15. Dizziness .38 .28 .48* .69 .70 .65
16. Amnesia .02 .02 .03 .32 .35 .33
17. Trouble Swallowing .17 .17 .17 .58 .63 .55
18. Loss of Voice .19 .13 .24* .51 .57 .44
19. Deafness .02 .02 .03 .30 .38 .23
20. Double Vision .06 .06 .06 .46 .50 .43
21. Blurred Vision .17 .14 .19 .49 .57 .43
22. Blindness .04 .05 .03 .29 .34 .27
23. Fainting .11 .05 .16* .36 .33 .37
24. Seizures .01 .01 .01 .17 .22 .13
25. Trouble Walking .07 .06 .07 .47 .56 .40
26. Paralysis .05 .04 .05 .46 .55 .38
27. Inability to Urinate .01 .01 .01 .19 .37 -.02
28. Burning in Sex Organs .08 .07 .08 .42 .50 .36
29. Sex Unimportant .09 .05 .13* .08 .10 -.01
30. Sex Painful .04 .01 .07* .21 .25 .13
31. Other Sexual Problems .03 .04 .03 .25 .28 .26
32. Painful Menstruation .21 --- .40 .31 --- .34
33. Irregular Menstruation .22 --- .42 .29 --- .31
34. Excessive Bleeding .12 --- .23 .33 --- .40
35. Vomiting -- Pregnancy .01 --- .01 .13 --- .12

*Chi square test of gender difference, p < .05.
aFactor Loadings < .40 indicated in boldface.