Table 1.

Summary of skin temperature analysis and clinical information in hemophilia patients

Subject	Severity of hemophilia	Age (years)	Days from injury or discomfort to taking image	Affected location	Bleeding	Thermography System	Δ skin tempa	Category
1	Mild Hemophilia A	82	5	Dorsal surface of right thigh	Subcutaneous Active bleeding	Vision Sensing	+1.4 °C	Increase in temperature +0.3 °C or more
2	Mild Hemophilia A	11	7	Right ankle	Intra-articular Active bleeding	Vision Sensing	+0.9 °C
3	Mild Hemophilia A	11	1	Right ankle	Intra-articular Active bleeding	Vision Sensing	+0.9 °C
4	Mild Hemophilia B	12	1	Right ankle	Intra-articular Active bleeding	FLIR	+0.8 °C
5	Mild Hemophilia A	19	23	Left intestinal muscle	Intramuscular Active bleeding	FLIR	+0.5 °C
6	Mild Hemophilia A	45	1	Left lower leg inner side	Intramuscular Active bleeding	FLIR	+0.5 °C
7	severe Hemophilia B	6	7	Dorsal surface of right thigh	Subcutaneous Active bleeding	FLIR	+0.5 °C
8	Mild Hemophilia A	12	31	Right ankle	Intra-articular Active bleeding	FLIR	+0.4 °C
9	Severe Hemophilia A	16	Unknown	Left lower leg inner side	Intramuscular Active bleeding	Vision Sensing	+0.4 °C
10	Severe Hemophilia A	11	7	Left knee	Intra-articular Active bleeding	FLIR	+0.3 °C
11	Mild Hemophilia A	16	1	Left iliopsoas muscle	Intramuscular Active bleeding	Vision Sensing	+0.3 °C
12	Severe Hemophilia A	61	Unknown	Right elbow	No bleeding	Vision Sensing	0 °C	No difference in temperature
13	Severe Hemophilia A	18	2	Left knee	No bleeding	Vision Sensing	0 °C
14	Severe Hemophilia A	49	18	Right chest	No bleeding (Previous fractured ribs)	Vision Sensing	–0.3 °C	Decrease in temperature –0.3 °C or more
15	Mild Hemophilia A	21	4	Right proximal phalanx of thumb	No bleeding (Previous fractured thumb)	FLIR	–0.4 °C

^aDifference in temperature between the affected side and the unaffected side