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Table 6 Mean contact area (SD) and comparisons in cm2 at the time of peak pressure for each of the 7 conditions (N = 36)

From: Effects of metatarsal domes on plantar pressures in older people with a history of forefoot pain

Condition

Proximal mask

Beneath mask

Distal mask

Mean

(SD)

Mean diff. (95% CI)

P-value

Mean

(SD)

Mean diff. (95% CI)

P-value

Mean

(SD)

Mean diff. (95% CI)

P-value

1. Control

7.5

(3.3)

N/A

N/A

6.0

(0.5)

N/A

N/A

6.2

(0.4)

N/A

N/A

2. Emsold metatarsal dome 5 mm proximal

11.1

(2.0)

1, 4, 7

−3.6

(−5.0, − 2.1)

< 0.001

5.9

(0.5)

0.1

(− 0.1, 0.3)

1.000

6.1

(0.4)

0.1

(− 0.1, 0.2)

1.000

3. Emsold metatarsal dome in-line

10.7

(2.5)

1, 7

−3.1

(−4.5, − 1.8)

< 0.001

5.9

(0.4)

0.1

(− 0.1, 0.3)

1.000

6.1

(0.4)

0.1

(−0.1, 0.2)

1.000

4. Emsold metatarsal dome 5 mm distal

9.8

(2.5)

1, 2, 5

−2.2

(−3.4, −1.1)

< 0.001

5.9

(0.5)

0.1

(− 0.1, 0.3)

1.000

6.1

(0.4)

0.0

(−0.1, 0.1)

1.000

5. Langer PPT metatarsal pad 5 mm proximal

11.2

(2.2)

1, 4, 7

−3.7

(−4.9, −2.5)

< 0.001

5.9

(0.5)

0.1

(−0.1, 0.3)

1.000

6.2

(0.4)

0.0

(0.0, 0.0)

1.000

6. Langer PPT metatarsal pad in-line

10.3

(2.3)

1, 7

−2.8

(−4.6, −1.0)

< 0.001

5.8

(0.5)

0.2

(−0.1, 0.4)

0.293

6.1

(0.4)

0.0

(0.0, 0.1)

1.000

7. Langer PPT metatarsal pad 5 mm distal

9.2

(2.6)

2, 3, 5, 6

−1.6

(−3.4, 0.1)

0.081

5.9

(0.5)

0.1

(−0.1, 0.2)

1.000

6.1

(0.4)

0.1

(−0.1, 0.2)

1.000

  1. Notes: Proximal mask positioned proximal to the metatarsal heads; Beneath mask positioned beneath the metatarsal heads; Distal mask positioned distal to the metatarsal heads. Full results and pairwise comparisons for all conditions are contained in Additional file 3 (contact area results are presented to 3 decimal places in Additional file 3)
  2. Abbreviations: 1 significantly different from control condition; 2 significantly different from Emsold proximal; 3 significantly different from Emsold in-line, 4 significantly different from Emsold distal; 5 significantly different from Langer proximal; 6 significantly different from Langer in-line, 7 significantly different from Langer distal