Table 3. Outline of various studies on pig diseases and tracking using infrared thermography (IRT) imaging technique

No.	Camera	Application	Measuring part	Performance	References
1	Thermo Tracer TH5104R	Disease diagnosis	Head, body, and tail region	p <0.05	Islam et al. [52]
	FLIR AX8	Disease diagnosis	Eye, ear, nose	LSD 0.6–0.84	Jorquera-Chavez et al. [53]
3	FLIR T300C	Disease diagnosis	Foot	-	Amezcua et al. [54]
4	VarioCAM IR Flex CAM R2	Health monitoring	Head	Error= ±1.5°C to ± 2.0°C	Siewert et al. [17]
5	Testo T880-3	Health monitoring	Ear, head, armpit	R2 = 0.82–0.85	Kammersgaard et al. [55]