Variable

Stroke present (%), n = 49

No stroke (%), n = 687

OR (95% CI)

P-value

Age (<5 years)

14 (28.6)

288 (41.9)

0.554 (0.293 - 1.049)

0.072

Male gender

26 (53.1)

365 (53.1)

0.997 (0.558 - 1.782

0.993

More than 3 episodes of ACS/year)

3 (6.1)

6 (0.9)

7.402 (1.793 - 13.832)

0.018

Recent ACS (last 2 weeks)

13 (26.5)

35 (5.1)

6.727 (3.276 - 13.815)

<0.001

Blood transfusion (past 2 weeks)

4 (8.2)

14 (2.0)

4.171 (0.319 - 12.194)

0.059

Prior TIA

10 (20.4)

19 (2.8)

8.331 (3.639 - 10.395)

<0.001

HbF% (<5% of total Hb)

5 (10.2)

51 (7.4)

1.460 (0.550 - 3.878)

0.399

Low steady state Hb (<6 g/dl)

25 (51.0)

171 (24.9)

3.143 (1.749 - 5.649)

<0.001

High steady state leucocytes (>16,000/mm³)

32 (65.3)

93 (13.9)

12.023 (6.419 - 16.041)

<0.001

Previous stroke

6 (12.2)

14 (2.0)

6.390 (2.344 - 9.873)

0.002