Table 4: The 1 h/28 d ratios of CT value and ultrasound GV and of CT mask volume and ultrasound section pixel. Both CT and ultrasound are approximate to evaluate osteogenesis capability and degradation property, and CS/nHAC is more suitable for bone tissue engineering than CS.

GroupPercentage variation (1 h/28 d)
Osteogenesis capabilityDegradation property
CT Ultrasound GVCT volumeUltrasound section area

CS214.13%187.33%35.36%30.93%
CS/nHAC381.18%368.43%55.34%57.45%
value0.0090.0000.0300.008