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Table 4 Age differences in MFPDI functional limitation 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 avoid walking outside at all      
   None of the time 38 (80.9) 40 (70.2) 45 (72.6) 43 (75.4) p = 0.163¥
   On some days 9 (19.1) 14 (24.6) 10 (16.1) 8 (14.0)  
   On most/every days 0 (0) 3 (5.3) 7 (11.3) 6 (10.5)  
I avoid walking long distances      
   None of the time 22 (46.8) 13 (22.8) 25 (40.3) 16 (28.1) p = 0.021*‡
   On some days 16 (34.0) 18 (31.6) 14 (22.6) 11 (19.3)  
   On most/every days 9 (19.1) 26 (45.6) 23 (37.1) 30 (52.6)  
I don't walk in a normal way      
   None of the time 23 (48.9) 21 (37.5) 29 (46.8) 33 (57.9) p = 0.603†‡
   On some days 16 (34.0) 16 (28.6) 19 (30.6) 9 (15.8)  
   On most/every days 8 (17.0) 19 (33.9) 14 (22.6) 15 (26.3)  
I walk slowly      
   None of the time 21 (44.7) 23 (40.4) 22 (36.1) 16 (28.6) p = 0.003*†‡
   On some days 18 (38.3) 13 (22.8) 19 (31.1) 10 (17.9)  
   On most/every days 8 (17.0) 21 (36.8) 20 (32.8) 30 (53.6)  
I have to stop and rest my feet      
   None of the time 21 (44.7) 18 (31.6) 33 (53.2) 30 (52.6) p < 0.001*¥
   On some days 25 (53.2) 22 (38.6) 16 (25.8) 7 (12.3)  
   On most/every days 1 (2.1) 17 (29.8) 13 (21.0) 20 (35.1)  
I avoid hard or rough surfaces where possible      
   None of the time 21 (45.7) 24 (42.1) 28 (45.2) 16 (28.1) p = 0.003*†‡
   On some days 15 (32.6) 9 (15.8) 11 (17.7) 5 (8.8)  
   On most/every days 10 (21.7) 24 (42.1) 23 (37.1) 36 (63.2)  
I avoid standing for a long time      
   None of the time 14 (29.8) 9 (15.8) 19 (30.6) 12 (21.1) p = 0.013*‡
   On some days 20 (42.6) 21 (36.8) 12 (19.4) 7 (12.3)  
   On most/every days 13 (27.7) 27 (47.4) 31 (50.0) 38 (66.7)  
I catch the bus or use the car more often      
   None of the time 27 (58.7) 30 (52.6) 28 (45.2) 25 (43.9) p = 0.636†‡
   On some days 4 (8.7) 7 (12.3) 9 (14.5) 5 (8.8)  
   On most/every days 15 (32.6) 20 (35.1) 25 (40.3) 27 (47.4)  
I need help with housework/shopping      
   None of the time 44 (93.6) 45 (78.9) 54 (87.1) 43 (75.4) p = 0.188†‡
   On some days 1 (2.1) 8 (14.0) 5 (8.1) 9 (15.8)  
   On most/every days 2 (4.3) 4 (7.0) 3 (4.8) 5 (8.8)  
I get irritable when my feet hurt      
   None of the time 19 (40.4) 15 (26.3) 28 (45.9) 27 (47.4) p = 0.319†‡
   On some days 19 (40.4) 28 (49.1) 22 (36.1) 18 (31.6)  
   On most/every days 9 (19.1) 14 (24.6) 11 (18.7) 12 (21.1)  
  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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