Table 2.
Comparison of muscle strength and acceleration time in both ankles between the patients with plantar fasciitis and normal controls
| Affected ankles | Unaffected ankles | |||||
|---|---|---|---|---|---|---|
| PF patients group | Normal control group | p-value | PF patients group | Normal control group | p-value | |
| GCM strength | 30 ± 11.4 | 41 ± 14.4 | 0.278 | 37 ± 10.9 | 41 ± 11.5 | 0.633 |
| Quadriceps strength | 115 ± 34.7 | 144 ± 26.1 | 0.005 a | 126 ± 34.8 | 141 ± 21.9 | 0.110 |
| Hamstring strength | 61 ± 20.4 | 68 ± 12.7 | 0.182 | 74 ± 16.9 | 77 ± 8.2 | 0.370 |
| GCM AT | 30 ± 11.4 | 41 ± 14.4 | 0.009 a | 37 ± 10.9 | 41 ± 11.5 | 0.278 |
| Quadriceps AT | 64 ± 25.2 | 48 ± 14.4 | 0.012 a | 54 ± 25.2 | 51 ± 14 | 0.652 |
| Hamstring AT | 77 ± 21.9 | 56 ± 15.6 | 0.001 a | 60 ± 13.7 | 58 ± 17.7 | 0.629 |
| Forefoot pressure | 70 ± 27.7 | 46 ± 15.7 | 0.001 a | 52 ± 18.7 | 46 ± 15.7 | 0.277 |
| Hindfoot pressure | 65 ± 22.8 | 36 ± 15.2 | 0.000 a | 44 ± 18.6 | 36 ± 15.2 | 0.115 |
| Foot posture (VV index) | 0.2 ± 0.3 | 0 ± 0.2 | 0.039 a | −0.1 ± 0.3 | 0 ± 0.2 | 0.861 |
Abbreviations: PF plantar fasciitis, GCM gastrocnemius, AT acceleration time, VV index valgus/varus index
Note: The values are expressed as mean ± standard deviation
Measurement units for muscle strength and muscle reaction time were Nm kg− 1 × 100 and milliseconds, respectively
aStatistically significant