Table I.

Study population data and vaso‐occlusion crisis (VOC) incidence.

Characteristics	Values
Total subjects	35
Study duration	179 ± 9 days
Male	13 (37%)
Female	22 (63%)
Age	25 ± 9 years
Less than 18 years old	12 (34%)
No VOC	10 (29%)
1 VOC	5 (14%)
More than 1 VOC	20 (57%)
Average time between VOC*	18 ± 31 days(range: 1–133)

^*For subjects experiencing more than 1 VOC during the study.