Table 2.

Clinical parameters (mean ± SD, median, and 95% CI)

Clinical parameters	Control group (mean ± SD)	Median	95% CI	Test group (mean ± SD)	Median	95% CI	p
Modified plaque index
Patient-level	0.46 ± 0.43	0.33	0.38–0.54	0.49 ± 0.42	0.50	0.41–0.57	0.56
Implant-level	0.49 ± 0.41	0.33	0.44–0.54	0.51 ± 0.43	0.50	0.46–0.56	0.51
Bleeding on probing (%)
Patient-level	33.07 ± 30.37	33	27.36–38.79	32.26 ± 30.88	17	26.71–37.82	0.084
Implant-level	36.77 ± 32.23	33	33–40.10	35.53 ± 32.67	33	31.76–39.30	0.648
Probing depth (mm)
Patient-level	3.0 ± 0.72	2.83	2.86-3.13	2.86 ± 0.96	2.67	2.68-3.03	0.22
Implant-level	3.0 ± 0.85	2.83	2.90–3.11	2.78 ± 0.86	2.67	2.68–2.88	0.002
Mucosal recession (mm)
Patient-level	0.17 ± 0.34	0	0.10–0.23	0.18 ± 0.36	0	0.11–0.24	0.79
Implant-level	0.16 ± 0.36	0	0.12–0.20	0.19 ± 0.36	0	0.16–0.24	0.221