Plantar Pressure Distribution among Older Persons with Different Types of Foot and Its Correlation with Functional Reach Distance

Table 2

Plantar pressure analysis among left and right foot between groups (neutral, pronated, and supinated foot); dynamic pressure (median (25th–75th)).

Parameters	Neutral	Pronated	Supinated	value
Total contact area (cm^2)	13.50 (13.10–13.90)	13.50 (13.10–14.30)	13.30 (12.80–14.30)	0.971
Contact area
Forefoot	7.50 (7.50–8.30)	7.50 (7.20–8.30)	7.90 (7.50–8.30)	0.555
Midfoot	1.50 (1.10–1.50)	1.50 (1.50-1.50)	1.50 (0.88–1.50)	0.124
Rearfoot	3.00 (3.00-3.00)	3.00 (3.00-3.00)	1.50 (3.00-3.00)	0.189
(N/cm^2)
Toe 1	2.20 (0–9.00)	0.90 (0.40–6.40)	1.40 (0–4.12)	0.875
Toe 2–5	2.00 (0.70–13.60)	2.20 (0.70–3.50)	2.75 (1.57–6.85)	0.465
Metatarsal 1	10.30 (5.30–31.20)	7.90 (4.40–18.90)	13.30 (8.85–34.65)	0.460
Metatarsal 2	16.10 (8.40–32.30)	7.70 (6.20–17.20)	12.75 (8.15–24.45)	0.177
Metatarsal 3	18.30 (13.20–27.30)	9.70 (4.20–13.20)	15.10 (7.95–35.08)	0.071
Metatarsal 4	12.50 (4.40–24.00)	4.20 (2.20–9.70)	11.90 (4.15–18.50)
Metatarsal 5	9.50 (2.20–18.50)	2.20 (1.10–4.20)	6.70 (3.70–13.10)
Medial heel	20.00 (14.30–43.80)	18.90 (9.20–22.90)	15.75 (12.05–31.67)	0.187
Lateral heel	13.90 (8.80–18.00)	10.30 (5.50–19.10)	13.05 (9.20–21.78)	0.387
Forefoot	91.80 (51.70–131.80)	48.40 (35.60–76.70)	76.25 (54.10–136.27)
Midfoot	5.90 (0.40–9.00)	3.50 (1.50–5.70)	4.60 (0.48–7.45)	0.971
Rearfoot	30.80 (25.70–71.90)	28.80 (14.70–38.70)	28.45 (22.27–44.58)	0.333

at the 0.05 level (2-tailed).
at the 0.01 level (2-tailed).
Analysis was done using Kruskal-Wallis test.