Table 1.

Comparison of results during the first and the third time with each instrument across each of the considered NOMAT items.

Item	Microscope group T1 vs. Exoscope group T1			Microscope group T3 vs. Exoscope group T3
	Coef.	95% CI	p-value	Coef.	95% CI	p-value
Operator positioning and posture	−0.79	−1.54; −0.05	0.05	0.583	−0.38; 1.53	0.26
Use of the surgical microscope	0.56	−0.34;1.46	0.25	0.56	−0.61; 1.74	0.37
Handling of surgical instruments	−0.64	−1.28; 0.01	0.07	−0.05	−0.91; 0.82	0.91
Vessel handling and respect for tissue	−0.84	−1.64; −0.03	0.06	0.62	−0.42; 1.68	0.27
Needle handling and care	−0.75	−1.33; −0.17	0.02	0.42	−0.25; 1.08	0.24
Needle bite uniformity	−1.22	−2.07; −0.37	0.01	0.92	−0.16; 1.99	0.12
Spacing of the sutures	−1.11	−1.88; −0.34	0.01	0.28	−.077; 1.32	0.61
Knot tying	−1.26	−1.99; −0.53	0.002	0.78	−0.03; 1.60	0.07
Microsurgical efficiency with the needle	−1.21	−1.92; −0.51	0.002	0.75	−0.19; 1.70	0.14
Microsurgical efficiency with knot tying	−1.17	−1.91; −0.42	0.005	0.79	−0.10; 1.70	0.10
Evaluation of the complete anastomosis off-pump	−1.08	−1.89; −0.27	0.02	0.45	−0.70; 1.60	0.47
Evaluation of the complete anastomosis on-pump	−1.48	−2.4; −0.57	0.004	0.65	−0.63; 1.92	0.34
Lumen	−0.29	−1.45; 0.88	0.65	−0.99	−.2.34; 0.34	0.19

Bold: statistically significant items.

Legend: T1 = First time; T3 = Third time.