Table 6.
Reliabilities of radiographic indices measuring hallux valgus reported in previous studies
| Study | Year | Radiographic index | ICC |
|---|---|---|---|
| Bryant et al. [3] | 2000 | HVA | 0.96 (intraobserver) |
| IMA | 0.91 (intraobserver) | ||
| IPA | 0.88 (intraobserver) | ||
| First MT protrusion | 0.92 (intraobserver) | ||
| Menz and Munteanu [15] | 2005 | HVA | 0.99 (intraobserver) |
| 0.96 (interobserver) | |||
| IMA | 0.92 (intraobserver) | ||
| 0.87 (interobserver) | |||
| IPA | 0.87 (intraobserver) | ||
| 0.77 (interobserver) | |||
| Saro et al. [20] | 2005 | HVA | 0.97 (intraobserver) |
| 0.97 (interobserver) | |||
| Shima et al. [21] | 2009 | HVA | 0.91–0.99 (intraobserver) |
| 0.90–0.98 (interobserver) | |||
| IMA | 0.79–0.93 (intraobserver) | ||
| 0.78–0.94 (interobserver) | |||
| Srivastava et al. [24] | 2010 | HVA | 0.98–0.99 (intraobserver) |
| 0.97 (interobserver) | |||
| IMA | 0.98–0.99 (intraobserver) | ||
| 0.98 (interobserver) | |||
| IPA | 0.98–0.99 (intraobserver) | ||
| 0.99 (interobserver) | |||
| DMAA | 0.96–0.98 (intraobserver) | ||
| 0.96 (interobserver) | |||
| D’Arcangelo et al. [5] | 2010 | HVA | 0.95 (intraobserver) |
| IMA | 0.83 (intraobserver) | ||
| IPA | 0.66 (intraobserver) | ||
| DMAA | 0.90 (intraobserver) | ||
| PPAA | 0.73 (intraobserver) | ||
| First MT protrusion | 0.89 (intraobserver) | ||
| Metatarsus adductus | 0.88 (intraobserver) | ||
| Current study | 2012 | HVA | 0.989 (intraobserver) |
| 0.985 (interobserver) | |||
| IMA | 0.914 (intraobserver) | ||
| 0.896 (interobserver) | |||
| IPA | 0.884 (intraobserver) | ||
| 0.860 (interobserver) | |||
| DMAA | 0.781 (intraobserver) | ||
| 0.380 (interobserver) | |||
| PPAA | 0.819 (intraobserver) | ||
| 0.719 (interobserver) | |||
| First MT protrusion | 0.944 (intraobserver) | ||
| 0.901 (interobserver) | |||
| Metatarsus adductus | 0.756 (intraobserver) | ||
| 0.620 (interobserver) |
HVA = hallux valgus angle; IMA = intermetatarsal angle; IPA = interphalangeal angle; DMAA = distal metatarsal articular angle; PPAA = proximal phalangeal articular angle; First MT protrusion = first metatarsal protrusion distance; Metatarsus adductus = simplified metatarsus adductus angle.