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. 2022 Jun 20;23:592. doi: 10.1186/s12891-022-05537-w

Fig. 1.

Fig. 1

Pullout test. a Soft tissue was removed from the tibia. b The bone block was fastened by denture acrylic. c Distant view of the machine. d Close-up view of the objective table. e Representative image of the pullout strength of the control group. f Representative image of the pullout strength of the loosening group. g Representative image of the pullout strength of the S. aureus group. h Representative image of the pullout strength of the S. epidermidis group. i Mean maximal pullout strength of the four groups. *, P < 0.05; A, significantly different from other groups (P < 0.05)