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Table 2 Spearman rank correlation coefficient values between removal torque (N cm), removal energy [N cm/rad (0.01 J)], and connection stiffness [N cm/rad] for SAE-HD and SAE implants at 2 and 4 weeks postoperatively (n = 6; P < 0.01)

From: Interfacial biomechanical properties of a dual acid-etched versus a chemically modified hydrophilic dual acid-etched implant surface: an experimental study in Beagles

    Removal torque Removal energy Connection stiffness
Spearman’s rho Removal torque Coefficient 1.000 0.722 0.352
Sig. (two-tailed)   0.000 0.092
N 24 24 24
Removal energy Coefficient 0.722 1.000 (−) 0.091
Sig. (two-tailed) 0.000   0.710
N 19 19 19
Connection stiffness Coefficient 0.352 (−) 0.091 1.000
Sig. (two-tailed) 0.092 0.710  
N 21 21 21