Table 3.

Systolic Blood Pressure (mm Hg): Mean ± Standard Error

ProneSupineRoutine Nurses’
First measurement65.2  ± 1.066.3  ± 1.173.1  ± 1.4
Second measurement63.2  ± 0.965.7  ± 0.8
Third measurement62.8  ± 0.964.5  ± 0.9