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Table 1 Clinical features associated with HbSS in the Barbadian vs. Jamaican population

From: Clinical findings associated with homozygous sickle cell disease in the Barbadian population – do we need a national SCD registry?

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
  1. 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.