Table 1

Absence or presence of urinary ketones (above 5 mg/dl) in urine samples for subjects consuming a low-carbohydrate diet for 28 day1
Treatment
 Ketones
 Day 0
 Day 7
 Day 14
 Day 21
 Day 28
RM
 Absent
 5
 1
 1
 1
 1

Present
 0
 4
 4
 4
 4
PFS
 Absent
 7
 2
 2
 2
 2

Present
 0
 5
 5
 5
 5

1Mean ± SEM; RM, red meat (n = 5); PFS, poultry/fish/shellfish (n = 7)

Cassady et al. Nutrition & Metabolism 2007 4:23   doi:10.1186/1743-7075-4-23