Age

Sex

Reference Values

0 – 1 day

Female

0 – 2 mm/hr

1 days – 18 years

3 – 13 mm/hr

18 – 50 years

1 – 20 mm/hr

>50 years

1 – 30 mm/hr

0 – 1 day

Male

0 – 2 mm/hr

1 days – 18 years

3 – 13 mm/hr

18 – 50 years

1 – 15 mm/hr

>50 years

1 – 20 mm/hr