Blood test explanation - Coagulation

Coagulation

Test	Lower limit	Upper limit	Unit	Comments
Thrombocyte/Platelet count (Plt)	140,[7] 150[6][3]	350,[15][3] 400,[6] 450[7]	x109/L
Mean platelet volume (MPV)	7.4[132]	10.4[132]	fL
Prothrombin time (PT)	10,[10] 11,[6][133] 12[7]	13,[10] 13.5,[133] 14,[7] 15[6]	s	PT reference varies between laboratory kits - INR is standardised
INR	0.9[3]	1.2[3]		The INR is a corrected ratio of a patient's PT to normal
Activated partial thromboplastin time (APTT)	18,[7] 30[10][3]	28,[7] 42,[3] 45[10]	s
Thrombin clotting time (TCT)	11	18	s
Fibrinogen	1.7,[7] 2.0[3]	3.6,[3] 4.2[7]	g/L
Antithrombin	0.80[3]	1.2[3]	kIU/L
Bleeding time	2	9	minutes
Viscosity	1.5[134]	1.72[134]	cP