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. 2017 Mar 1;6(2):108–112. doi: 10.1302/2046-3758.62.2000619

Fig. 3.

Fig. 3

Number of colonies without UV irradiation. The mean was 52.7 (standard deviation (sd) 26.8) × 104 colony forming units (CFU) on titanium (Ti) disks and 49.1 (sd 18.5) × 104 CFU from Ti6Al4V in the absence of UV irradiation. Error bars represent sd of the mean (*not significant, Mann-Whitney U test).