Coronal plane alignment of the knee phenotypes and ankle joint coronal plane alignment patterns in Egyptian population

Table 1 Demographic characteristics and angle measurements of the included participants

Parameter	n (%)	mean ± SD	95% confidence interval
527 participants (1054 knees)
Age		57.21 ± 7.78	56.55-57.87
Sex
Female	419 (79.5)
Male	108 (20.5)
MPTA (°)		85.46 ± 3.5	85.25-85.67
mLDFA (°)		90.97 ± 3.12	90.78-91.16
aHKA (°)		-5.51 ± 4.84	-5.80 to -5.22
JLO (°)		176.43 ± 4.53	176.16-176.70
435 participants (870 knees and ankles)
Age		56.6 ± 8.5	55.80-57.40
Sex
Female	343 (78.9)
Male	92 (21.1)
aHKA (°)		-5.30° ± 4.84°	5.60 to -5.00
JLO (°)		176.34° ± 4.71°	176.04-176.64
TPHA (°)		-5.21 ± 6.45	-5.64 to -4.78

MPTA: Medial proximal tibial angle; mLDFA: Mechanical lateral distal femoral angle; aHKA: Arithmetic hip, knee, and ankle; JLO: Joint line obliquity; TPHA: Tibial plateau horizontal angle.