. Author manuscript; available in PMC: 2013 Jul 24.

Published in final edited form as: N Engl J Med. 2011 Aug 4;365(5):430–438. doi: 10.1056/NEJMoa1103975

Table 1.

Patient characteristics

Characteristic	Horse ATG (n=60)	Rabbit ATG (n=60)	P-value
Age, yrs	37.4 ± 2.7	31.2 ± 2.6	0.09
Age <18 yrs, number (%)	12 (20)	18 (30)	0.20
Male sex, number (%)	34 (57)	37 (62)	0.58
Etiology, number (%)
Idiopathic	58 (97)	55 (92)	0.24
Post-hepatitis	2 (3)	5 (8)	0.24
Blood counts (per μL)
ARC	22,100 ± 2,584	18,072 ± 2,283	0.24
ALC	1,291 ± 71	1,220 ± 79	0.50
ANC	408 ± 50	356 ± 46	0.44
ANC <200, number (%)	23 (38)	26 (43)	0.58
Platelets	16,317 ± 4,689	12,650 ± 1,138	0.45
PNH clone < 1%	35 (58)	41 (68)	0.25
PNH clone ≥ 1%	25 (42)	19 (32)	0.25

Plus-minus values are mean ± SD.

ARC, absolute reticulocyte count; ALC, absolute lymphocyte count; ANC, absolute neutrophil count; ATG, anti-thymocyte globulin; PNH, paroxysmal nocturnal hemoglobinuria.