Table 1. Demographic and results data.

Patient	1	2	3	4	5	6	7	8
Age in years	48	48	38	47	58	48	56	56
Gender	Male	Male	Male	Male	Male	Male	Male	Male
Race	Malay	Chinese	Malay	Chinese	Chinese	Chinese	Chinese	Chinese
Protein C (normal range, 70-150%)	N	N	N	N	N	N	N	N
Protein S (normal range, 65-130%)	N	N	N	21a	N	41a	N	N
Antithrombin 3 (normal range, 65-130%)	N	N	N	N	N	N	N	N
ACL-IgG (normal range, < 10 GPL U/mL)	N	N	N	27b	N	N	N	N
ACL-IgM (normal range, < 10 MPL U/mL)	N	N	N	N	N	N	N	N
Lupus anticoagulant	Absent	Absent	Absent	Absent	Absent	Absent	Absent	Absent
Homocysteine (normal range, 5-15 μmol/L)	N	22b	N	N	N	22b	N	Not done
Factor V Leiden	N	Not done	N	N	N	Not done	Not done	N
CD-4 helper cells	12	20	18	30	15	15	45	25
CD-4 absolute count (cells/UL)	363	331	392	103	195	199	908	575
Malignancy	Lung Ca	Nil	Nil	Nil	Nil	Nil	Gastric lymphoma	Nil
Infections	TB, PCP	Nil	TB	Nil	Nil	TB	Nil	Nil

Abbreviations: N, normal; Ca, carcinoma; TB, tuberculosis; PCP, pneumocystis pneumonia.

^aLow.

^bHigh.