. 2022 Nov 25;10:1042236. doi: 10.3389/fpubh.2022.1042236

Table 1.

ORI (formula and reference).

Indices	Formula	Reference
PBF (%)	Fat mass (kg)/Weight (kg) × 100%	(34)
BMI (kg/m²)	Weight (kg)/(Height)² (m)	(35)
HC (cm)	-	-
WC (cm)	-	-
WHR	WC (cm)/HC (cm)	(35)
WHtR	WC (cm)/Height (cm)	(35)
ABSI (m^7/6/kg^2/3)	WC (m)/[BMI^2/3(kg/m²) × Height^1/2(m)]	(17)
BRI	$364.2 - 365.5 \times \sqrt{1 - {(\frac{W C (m) / 2 π}{0.5 \times H e i g h t (m)})}^{2}}$	(18)
AVI (cm²)	[2 × WC² (cm) + 0.7 × (WC − HC)² (cm)]/1000	(36)
CI (m^2/3/kg^1/2)	0.109⁻¹ × WC (m) × [Weight (kg)/Height (m)]^−1/2	(37)

ORI, obesity–related indices; PBF, percentage body fat; BMI, body mass index; HC, hip circumference; WC, waist circumference; WHR, waist–hip ratio; WHtR, waist–height ratio; ABSI, a body shape index; BRI, body roundness index; AVI, abdominal volume index; CI, conicity index.