. 2022 Sep 2;12:13852. doi: 10.1038/s41598-022-18092-0

Table 6.

The second round of index system based on Delphi method.

Primary indicators	Secondary indicators	Tertiary indicators	$M_{j}$	$δ j$	Vj	Kj (%)	Cs	Ca	Cr
Methods of induction	High temperature solid	Electric scald instrument	8.08	1.00	0.12	7.69	0.720	0.753	0.737
		Hydrothermal flask	6.38	1.86	0.29	7.69	0.600	0.720	0.660
		Water bath hot steel bar	5.77	1.89	0.33	7.69	0.560	0.693	0.627
	High temperature liquid	Hot-water bath	7.38	1.44	0.20	7.69	0.680	0.760	0.720
		Water spray injury cup	5.38	1.69	0.31	0	0.480	0.653	0.567
		Water bath high temperature gauze	5.54	1.87	0.34	7.69	0.600	0.707	0.654
	Contact combustion	Skin application fuel	5.15	1.99	0.39	7.69	0.493	0.667	0.580
	Thermal radiation	Infrared heater	4.85	2.41	0.50	0	0.453	0.680	0.567
	Thermal radiation	Ionizing radiation	4.15	2.54	0.61	7.69	0.400	0.660	0.530
Burn sites	Back		9.15	0.77	0.08	38.46	0.800	0.767	0.784
	Abdomen		5.08	2.92	0.57	15.38	0.533	0.640	0.587
	Buttock		5.92	2.59	0.44	15.38	0.5467	0.660	0.603
Induction temperature	Less than 80 °C		8.62	0.84	0.10	15.38	0.707	0.773	0.740
Induction temperature	Between 80 and 100 °C		4.85	2.32	0.48	0	0.573	0.667	0.620
Anesthesia	General anesthesia	Pentobarbital sodium	8	2.63	0.33	23.08	0.733	0.733	0.733
		Chloral hydrate	7.38	2.02	0.27	23.08	0.733	0.793	0.763
		Isoflurane	5.23	2.97	0.57	0	0.387	0.640	0.514
		Diethyl ether	5.46	2.44	0.45	0	0.533	0.667	0.600
		Uratan	4.23	2.52	0.59	0	0.360	0.633	0.497
		Serazine	3.08	1.98	0.64	0	0.320	0.593	0.457
Skin preparation	Chemical method	Barium sulfide	7.69	2.05	0.27	38.46	0.667	0.74	0.704
	Chemical method	Sodium sulfide	6.08	2.53	0.42	7.69	0.427	0.687	0.557
	Physical method	Razor	7.08	2.56	0.36	23.08	0.653	0.713	0.683
	Physical method	Push shear	6.15	2.57	0.42	15.38	0.573	0.700	0.637
Housing post surgery	Rearing environment	Rearing temperature	8.08	2.53	0.31	30.77	0.653	0.727	0.690
		Rearing humidity	8	2.48	0.31	30.77	0.707	0.72	0.714
		Environmental ventilation	7.85	2.48	0.32	30.77	0.680	0.707	0.694
		Rearing density	7.46	2.62	0.35	23.08	0.680	0.720	0.700
		Selection of bedding material	7.85	2.44	0.31	23.08	0.627	0.713	0.670
		Ambient light	7.54	2.44	0.32	23.08	0.613	0.693	0.653
	Rearing food	Feed	7.46	2.93	0.39	30.77	0.667	0.720	0.694
	Rearing food	Drinking water	7.46	2.93	0.39	30.77	0.667	0.713	0.690
Intervention post surgery	Prevention of shock	Lactate Ringer's solution	7.62	2.56	0.34	23.08	0.667	0.693	0.680
	Prevention of shock	Hyperoxia compound sodium chloride	5.85	2.35	0.40	0	0.533	0.647	0.590
	Prevention of infection	Disinfection of animal living environment	7.08	2.70	0.38	23.08	0.640	0.687	0.664
	Prevention of infection	Penicillin, generation I cephalosporin	4.62	2.50	0.54	0	0.547	0.633	0.590
Assessment criteria	Macroscopic results (visual observation)	Wound was pale	8.85	1.10	0.12	38.46	0.747	0.780	0.764
		Eschar formation	8.77	0.89	0.10	23.08	0.760	0.773	0.767
		Blister formation	7.46	2.71	0.36	23.08	0.693	0.760	0.727
	Microscopic results (pathological section observation)	Subcutaneous injury	9.15	0.77	0.08	28.46	0.760	0.787	0.774
		Dermal injury	8.85	0.95	0.11	23.08	0.760	0.773	0.767
		Epidermis injury	8.85	0.86	0.10	23.08	0.773	0.787	0.780
	Other comments	Success rate of model construction	8.69	0.82	0.09	15.38	0.733	0.773	0.753
		Incidence of complications	8.23	1.37	0.17	15.38	0.720	0.747	0.734
		Mortality of rats	8.31	1.07	0.13	15.38	0.733	0.753	0.743
		Model building resource consumption	7.08	2.13	0.30	15.38	0.653	0.740	0.697

$M_{j}$ , means; $δ j$ , standard deviation; Vj, coefficient of variation; Kj, full score frequency; Ca, judgment coefficient; Cs, familiarity coefficient; Cr, expert authority coefficient.