Table I.

Frequency of different alloantibodies in patients with beta thalassaemia major at the Thalassaemia Research Centre, Sari, Iran, in 2010.

Reaction with panels	Possible present alloantibodies	Frequency (%)
1	C, C^w, Le^a	40
2	E, Lu^a, Le^b	24
3	K, Jk^b, N, P₁	13
1+2	D, Jk^a, M, S, Xg^a	11
1+3	e, Fy^a, s	6
2+3	c, Fy^b	5
1+2+3	k, Kp^b, Js^b, Lu^b, Co^a	1