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Table 4 Marginal bone loss of implants in different diameters

From: Clinical performance of narrow-diameter titanium–zirconium implants in immediately loaded fixed full-arch prostheses: a 2-year clinical study

Bone loss (mm) 3.3 mm 4.1 mm 4.8 mm P value
1st year 0.63 ± 0.44 0.46 ± 0.54 0.32 ± 0.49 0.05
2nd year 1.02 ± 0.74* 0.44 ± 0.32* 0.64 ± 0.85 0.035
  1. *Statistical significance (P < 0.05) between 3.3- and 4.1-mm implants