Table 1.
Clinical features associated with HbSS in the Barbadian vs. Jamaican population
| Clinical feature |
Barbados n = 48 |
Jamaica n = 1160 |
|---|---|---|
| n/N (%) | n/N (%) | |
| Ever painful crisis |
45/48 (94) |
n/a |
| # participants who had ≥ 1 pain crisis in the last year |
21/48 (44) |
216/1160 (18.6) |
| • 1 crisis |
5/21 (24) |
119/216 (55.1) |
| • 2 crises |
4/21 (19) |
42/216 (19.4) |
| • 3 crises |
1/21 (5) |
21/216 (9.7) |
| • 4 crises |
2/21 (9) |
16/216 (7.4) |
| • ≥5 crises |
9/21 (43) |
18/216 (8) |
| # painful crises per person in the year |
69 crises in 21 people |
476 crises in 216 people |
| Hx chronic leg ulcer |
13/48 (27) |
53/225 (29.5) |
| Albuminuria: (urinary protein/creatinine ratio of >30 mg/g) |
19/42 (44) |
36/85 (42.5) |
| TRJV ≥ 2.5 m/s | 9/32 (28) | n/a |
This table shows a) the number (%) of the population who have ever experienced a painful crisis b) the number (%) of the population who experienced a painful crisis within the last year c) the frequency of crises within the last year d) the number of painful crises per person in the last year e)the number (%) of persons with a history of chronic leg ulceration f) the number (%) of persons with albuminuria defined as urine albumin/creatinine ratio of ≥30 mg/g and g) the number (%) of persons with a TRJV ≥2.5 m/s.