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Table 2 Mean (SD) plantar fascia thickness (mm) at each MTP joint position by group type

From: Metatarsophalangeal joint extension changes ultrasound measurements for plantar fascia thickness

  Plantar fasciitis group (n = 20) Control group (n = 20)
MTP Joint Extension Position Involved Uninvolved Difference (95% CI) p-valuea2) Right Left Difference (95% CI) p-valueb2)
At rest 5.2 (1.1) 3.9 (0.7) 1.3 (0.8–1.8) < 0.001 (0.60) 3.4 (0.5) 3.4 (0.4) < 0.1 (0.1–0.2) 0.92 (0.00)
30° 4.9 (1.0) 3.7 (0.6) 1.2 (0.8–1.7) 3.2 (0.4) 3.2 (0.4) < 0.1 (0.08–0.1)
Max 4.8 (1.0) 3.6 (0.7) 1.2 (0.7–1.8) 3.0 (0.4) 3.0 (0.4) < 0.1 (0.1–0.2)
p-valuec2) < 0.001 (0.77)    < 0.001 (0.75)   
  1. Abbreviations: SD standard deviation, MTP metatarsophalangeal, CI confidence interval, η2 effect size
  2. aInvolved vs uninvolved
  3. bRight vs left
  4. cMTP joint extension position