Table 1.

Clinical demographic data of patients with keloids and normal controls

Specimen	Age, years	Gender	Race	Location	Inciting trauma	Duration of keloid, years	Treatments
Case 1	64	Male	Han	Chest	Trauma	5	SI
Case 2	50	Male	Han	Chest	Trauma	2	SI
Case 3	58	Male	Han	Chest	Chest trauma	3	SI
Case 4	65	Male	Han	Chest	Sternotomy at cardiac surgery	4	SI
Case 5	44	Female	Han	Chest	Trauma	2	SI
Case 6	67	Female	Han	Chest	Trauma	2	SI
Control 1	41	Female	Han	Forearm	Normal skin	—	—
Control 2	51	Female	Han	Inguinal area	Normal skin	—	—
Control 3	45	Male	Han	Cheek	Normal skin	—	—
Control 4	45	Male	Han	Chest	Normal skin	—	—
Control 5	33	Female	Han	Back	Normal skin	—	—
Control 6	37	Male	Han	Elbow	Normal skin	—	—

SI, steroid injection.