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letter
. 2013 May 15;31(1):151–153. doi: 10.1007/s12288-013-0266-z

Table 2.

APTT correction study profile

Lupus anticoagulant work up Patient Control
PT 14.2″ 12″ (INR:1.2)
APTT
 4 part patient + l part control 58″ 30″
 ½ patient + ½ control 31 .6″ 30″
 ½ patient + ½ adsorbed plasma 42.9″ 30″
 ½ patient + ½ aged serum 48.6″ 30″