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Table 3 Age differences in MFPDI pain intensity items-n (%).

From: Age and gender differences in disabling foot pain using different definitions of the Manchester Foot Pain and Disability Index

MFPDI item 27 to 50 years
(n = 47)
51 to 60 years
(n = 57)
61 to 70 years
(n = 62)
71 years and over
(n = 57)
Significance
I still do everything but with more pain or discomfort      
   None of the time 5 (10.6) 6 (10.5) 8 (12.9) 7 (12.5) p = 0.834†‡
   On some days 15 (31.9) 17 (29.8) 19 (30.6) 13 (23.2)  
   On most/every days 27 (57.4) 34 (59.6) 35 (56.5) 36 (64.3)  
I have constant pain in feet      
   None of the time 15 (31.9) 13 (22.8) 18 (29.0) 16 (28.1) p = 0.576‡
   On some days 16 (34.0) 17 (29.8) 19 (30.6) 15 (26.3)  
   On most/every days 16 (34.0) 27 (47.4) 25 (40.3) 26 (45.6)  
My feet are worse in the morning      
   None of the time 13 (27.7) 25 (43.9) 37 (61.7) 37 (66.1) p = 0.001*†¥
   On some days 13 (27.7) 12 (21.1) 10 (16.7) 4 (7.1)  
   On most/every days 21 (44.7) 20 (35.1) 13 (21.7) 15 (26.8)  
My feet are more painful in the evening†      
   None of the time 15 (31.9) 13 (22.8) 17 (27.9) 21 (37.5) p = 0.553‡
   On some days 13 (27.7) 18 (31.6) 14 (23.0) 14 (25.0)  
   On most/every days 19 (40.4) 26 (45.6) 30 (49.2) 21 (37.5)  
I get shooting pains in my feet      
   None of the time 20 (42.6) 23 (40.4) 29 (46.8) 30 (52.6) p = 0.339‡
   On some days 20 (42.6) 24 (42.1) 23 (37.1) 19 (33.3)  
   On most/every days 7 (14.9) 10 (17.5) 10 (16.1) 8 (14.0)  
  1. * p < 0.05
  2. † "Don't know" responses excluded from analysis
  3. ‡χ2 test (linear by linear)
  4. ¥ Some cell counts n < 5, so Fisher's exact test applied
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