Peak pressure R2 (mmHg)

Peak pressure R3 (mmHg)

Difference (mmHg)

Difference (%)

t

pvalue

Ischial tuberosity, mean (SD)

121.5 (50.3)

128.8 (48.8)

7.3 (43.7)

14.9 (44.5)

2.12

0.041

Trochanter, mean (SD)

79.8 (31.3)

129.6 (39.4)

49.8 (37.6)

78.6 (70.3)

7.07

<0.001

Coccyx, mean (SD)

65.2 (31.1)

74.2 (31.4)

9.08 (35.02)

29.6 (70.7)

2.65

0.012