Fig. 1

Comparison of perfusion index mean values in different body positions. S, Supine; T,Trendelenburg; LL, 45-degree supine with legs lifted; P, Prone; RT, Revers Trendelenburg; SS, 45-degree sitting-supine. Repeated measures ANOVA. The following comparisons are found statistically significant: ^*S-T: p = 0.003; ^**S-LL: p = 0.041; ^***S-P: p = 0.007; ^****S-RT: p = < 0.001; ^*****S-SS: p = < 0.001