Impact of a 6-week non-energy-restricted ketogenic diet on physical fitness, body composition and biochemical parameters in healthy adults

Table 3 Weight and body composition

	Unit	PRE	POST	P-value
Weight	kg	70.3 ± 11.5	68.4 ± 10.3	<0.001
Whole-body air displacement plethysmography (ADP)
FM	kg	22.6 ± 8.7	21.7 ± 8.2	<0.001
FFM	kg	44.7 (36.7–72)	43.9 (36.1–70.5)	<0.001
Bioelectrical impedance analysis (BIA)
FM	kg	20.9 ± 6.9	19.4 ± 6.3	<0.001
FFM	kg	47.3 (38.6–76.1)	46.7 (38.3–75.3)	0.182
Body cell mass	kg	24.3 (20.0–43.3)	24.4 (19.0–43.4)	0.427
Phase angle^a	°	6.1 (4.8–8.5)	6.3 (4.8–8.2)	0.030

Abbreviations: FFM fat-free mass, FM fat mass
^aPhase angle, one of the raw data obtained at a frequency of 50 kHz
Radian, Unit system SI derived unit, Unit of Angle, Symbol rad or °, Symbol for the unit of bioelectrical phase angle is °

ISSN: 1743-7075