Table 4.

Multiple regression analyses regarding factors influencing patient satisfaction (a, b), OHRQoL and psychological impact of aesthetic appearance (c)

	Overall				Chewing comfort				Stability				Cleanability				Aesthetics
	OR	LL	UL	p value	OR	LL	UL	p value	OR	LL	UL	p value	OR	LL	UL	p value	OR	LL	UL	p value
(a) Ordinal
Sex (male vs. female)	0.543	0.148	2.962	0.388	0.653	0.132	3.213	0.59	0.444	0.137	3.966	0.312	1.152	0.096	2.757	0.758	0.673	0.031	2.899	0.509
Age	1.007	0.066	6.225	0.839	0.973	0.904	1.044	0.438	0.98	0.029	5.954	0.554	1.014	0.547	4.145	0.522	0.975	0.381	6.466	0.396
Smoker
Former smoker versus never smoker	0.693	0.314	10.08	0.624	0.631	0.079	3.842	0.626	0.78	0.543	31.3	0.767	0.962	0.314	3.965	0.936	1.384	1.027	20.85	0.609
Current Smoker versus Never Smoker	0.826	1.721	55.56	0.865	1.192	0.056	10.05	0.884	0.538	5.317	428.6	0.645	0.587	0.361	3.664	0.523	0.344	0.462	9.262	0.351
Peri-implantitis
Mild versus No	1.714	0.336	20.42	0.5291	1.279	0.194	8.469	0.792	3.566	0.880	61.81	0.199	1.494	0.369	4.539	0.434	1.544	0.136	4.699	0.540
Moderate/Servere versus No	8.896	0.405	23.65	0.0115	1.055	0.048	9.990	0.965	37.22	0.111	9.173	0.001	1.149	0.291	2.832	0.828	4.506	0.339	5.631	0.047
Position of implant
Premolar versus Anterior	2.282	0.095	3.924	0.413	1.478	0.169	16.48	0.729	6.170	0.008	0.694	0.084	1.137	0.035	2.513	0.827	1.974	0.026	5.812	0.367
Molar versus Anterior	2.613	0.006	4.102	0.337	0.595	0.058	5.659	0.642	0.96	0.003	3.817	0.969	1.276	0.471	2.885	0.701	0.806	0.202	2.199	0.809
Prosthetic treatment
Bridge versus Single Crown	0.647	0.128	2.181	0.637	0.331	0.016	2.724	0.354	0.098	0.083	2.088	0.034	0.914	0.972	1.06	0.875	1.365	0.919	1.034	0.660
Removable denture versus Single Crown	0.218	0.946	1.074	0.340	1.549	0.063	19.37	0.744	0.151	0.916	1.048	0.309	0.374	0.369	2.504	0.353	0.466	0.398	4.987	0.587

	Overall				Phonetics				Chewing comfort				Stability				Cleanablity				Aesthetics
	Estimate	LL	UL	p value	Estimate	LL	UL	p value	Estimate	LL	UL	p value	Estimate	LL	UL	p value	Estimate	LL	UL	p value	Estimate	LL	UL	p value
(b) Visual analoge scale
Sex (male vs. female)	0.221	− 3.709	4.152	0.911	1.334	− 1.079	3.747	0.275	− 0.001	− 3.717	3.715	1.000	1.799	− 1.585	5.182	0.294	− 0.858	− 6.156	4.44	0.748	− 1.076	− 5.775	3.624	0.650
Age	0.057	− 0.134	0.247	0.556	− 0.015	− 0.132	0.102	0.800	− 0.001	− 0.181	0.179	0.993	0.021	− 0.1423	0.185	0.801	− 0.060	− 0.319	0.198	0.644	0.241	0.015	0.467	0.037
Smoker
Former smoker versus never smoker	− 2.896	− 7.138	1.345	0.178	1.366	− 1.238	3.969	0.300	1.122	− 2.888	5.132	0.58	− 2.771	− 6.434	0.892	0.136	1.326	− 4.484	7.136	0.651	− 0.211	− 5.312	4.89	0.935
Current smoker versus never smoker	3.051	− 3.688	9.791	0.371	1.255	− 2.881	5.392	0.548	1.014	− 5.358	7.385	0.753	− 3.702	− 9.486	2.082	0.207	4.615	− 4.478	13.71	0.316	5.498	− 2.516	13.51	0.176
Peri-implantitis
Mild versus no	− 3.146	− 7.566	1.275	0.161	− 0.37	− 3.083	2.345	0.788	0.41	− 3.769	4.59	0.846	− 3.459	− 7.271	0.354	0.075	− 1.931	− 7.876	4.015	0.520	− 1.484	− 6.83	3.862	0.582
Moderate/servere versus no	− 6.262	− 11.75	− 0.7723	0.026	− 2.426	− 5.796	0.944	0.156	− 4.616	− 9.806	0.575	0.081	− 6.253	− 10.96	− 1.541	0.010	− 1.895	− 9.456	5.667	0.620	− 8.859	− 15.41	− 2.313	0.009
Position of implant
Premolar versus anterior	− 1.9	− 7.018	3.218	0.463	2.629	− 0.513	5.770	0.100	2.045	− 2.794	6.884	0.403	− 3.425	− 7.836	0.985	0.126	− 0.060	− 6.965	6.844	0.986	− 0.681	− 6.886	5.524	0.828
Molar versus anterior	− 0.152	− 5.635	5.33	0.956	4.129	0.764	7.495	0.017	2.429	− 2.754	7.612	0.354	2.692	− 2.016	7.399	0.259	− 0.453	− 7.832	6.925	0.903	2.3	− 4.373	8.974	0.495
Prosthetic treatment
Bridge versus single crown	1.568	− 3.426	6.562	0.534	2.730	− 0.335	5.796	0.080	0.410	− 4.312	5.131	0.864	4.235	− 0.080	8.55	0.054	3.047	− 3.728	9.821	0.374	1.323	− 4.641	7.288	0.660
Removable denture versus single crown	3.986	− 3.962	11.93	0.322	2.905	− 1.974	7.783	0.240	1.441	− 6.073	8.956	0.704	1.589	− 5.232	8.41	0.6444	1.654	− 9.033	12.34	0.759	2.498	− 6.991	11.99	0.602

	OHIP				PIDAQ
	Estimate	LL	UL	p value	Estimate	LL	UL	p value
(c) OHIP and PIDAQ
Sex (male vs. female)	2.846	− 2.172	7.865	0.263	1.535	− 3.283	6.352	0.528
Age	0.082	− 0.161	0.324	0.506	0.029	− 0.204	0.263	0.802
Smoker former smoker versus never smoker	1.546	− 3.869	6.962	0.572	− 0.771	− 5.97	4.428	0.769
Current smoker versus never smoker	1.509	− 7.096	10.11	0.728	2.099	− 6.161	10.36	0.615
Peri-implantitis mild versus no	− 0.445	− 6.089	5.2	0.876	− 2.833	− 8.252	2.586	0.302
Moderate/servere versus no	5.01	− 1.999	12.02	0.159	2.256	− 4.473	8.985	0.507
Position of implanat premolar versus anterior	− 1.334	− 7.869	5.201	0.686	− 4.012	− 10.28	2.262	0.207
Molar versus anterior	0.174	− 6.825	7.174	0.961	− 1.186	− 7.905	5.534	0.727
Prosthetic treatment Bridge versus Single Crown	0.427	− 5.949	6.803	0.894	− 0.440	− 6.561	5.681	0.887
Removable denture versus single crown	2.466	− 7.682	12.61	0.630	− 13.57	− 23.31	− 3.826	0.007

LL lower limit of 95% confidence interval, UL upper limit of 95% confidence interval