Groups

Calorie intake (kcal·day⁻¹)

Protein intake (g·kg⁻¹·day⁻¹)

Nitrogen balance

Both HR and ( ${\text{<mover accent="true"> V <mo> ˙ </mo> </mover> O}}_2$ )

Weight reduction period

First half

Second half

First half

Second half

End

End

Low protein diet

883

0.9

negative

increased

Ordinary protein diet

2000

1200

1

1

unchanged

unchanged

High protein diet

2000

1200

2

1.5

unchanged

unchanged