Skip to main content

Table 2 The mean strain ratios of the tumors in the complete and partial responders at each time point

From: Strain elastography imaging for early detection and prediction of tumor response to concurrent chemo-radiotherapy in locally advanced cervical cancer: feasibility study

Group Time points Sum F P
Pre Tx Post T1 Post T2 Post T3
CR 3.92 ± 0.98 3.07 ± 0.77 2.59 ± 0.64 1.89 ± 0.34 2.87 ± 1.03 87.004 < 0.001
PR 4.14 ± 0.77 3.74 ± 0.63 3.13 ± 0.47 2.74 ± 0.56 3.42 ± 0.82 38.317 < 0.001
sum 3.99 ± 0.91 3.27 ± 0.78 2.75 ± 0.64 2.15 ± 0.57 3.04 ± 1.00a 91.723a < 0.001a
t 0.664 2. 515 2.503 5.583 7.203a (F = 2.922, P = 0.058)#
P 0.511 0.017 0.017 < 0.001 0.011a
  1. CR complete responder, PR partial responder, Pre Tx pre-therapy (baseline), Post T1 at 1 week during CCRT, Post T2 at 2 weeks during CCRT, Post T3 CCRT completion (within 1 week)
  2. aF statistic and P value of main effect; #F statistic and P value of crossover effect