7-20
9%
9%
1%
Anterior 18%
Posterior
18%
18% 18%
9%
Rule of Nines
Figure 7-1
The Rule of Nines. The numbers give you the percentage of the total body surface area
(TBSA) of each of the body parts shown.
9%
9%
1%
Anterior 18%
Posterior
18%
18% 18%
9%
Rule of Nines
Figure 7-1
The Rule of Nines. The numbers give you the percentage of the total body surface area
(TBSA) of each of the body parts shown.