Table 4. Subset analysis of HLA-C1C2 genotype associations with scarring.

Offspring Genotype	Genotype test HLA-C1/C2	BH Corrected P	Genotype test HLA-C2/C2	BH Corrected P	n	Number of events
Unselected	OR = 2.29 p = 0.0026	0.0061	OR = 3.97 p = 0.000051	0.0004	636	159
KIR2DL2 − KIR2DL3 + (Cen-AA)	OR = 1.94 p = 0.08	0.120	OR = 2.00 p = 0.15	0.191	296	74
KIR2DL2 + KIR2DL3 + (Cen-AB)	OR = 2.33 p = 0.057	0.100	OR = 5.95 p = 0.0025	0.006	240	60
KIR2DL2 + KIR2DL3 − (Cen-BB)	OR = 1.5 p = 0.73	0.786	OR = 6.00 p = 0.13	0.182	76	19
KIR3DL1 + KIR3DS1 − KIR2DS1 − (Tel-AA)	OR = 2.86 p = 0.0013	0.006	OR = 4.89 p = 0.00006	0.0004	524	131
KIR3DS1 + and/or KIR2DS1 + (Tel-Bx)	OR = 0.52 p = 0.29	0.338	OR = 0.90 p = 0.89	0.890	88	22
Affected cases defined by more severe scarring (WHO FPC score C2 or C3) & KIR2DL2 + KIR2DL3 + (Cen-AB)	OR = 2.07 p = 0.026	0.052	OR = 3.57 p = 0.0017	0.006	444	111