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Table 1 Demographics of the patients at the first qualifying scan for analysis.

From: On improvement in ejection fraction with iron chelation in thalassemia major and the risk of future heart failure

Baseline ejection fraction group

56%-62%

63%-70%

N

109

216

Age

26.6 (8.6)

26.6 (8.7)

Sex

  

   Male N (%)

59 (54.1)

110 (53.4)

   Female N (%)

50 (45.9)

96 (46.6)

Ethnicity

  

   Indian N (%)

31 (28.4)

56 (27.2)

   Greek N (%)

18 (16.5)

31 (15.1)

   Cypriot N (%)

17 (15.6)

30 (14.6)

   Pakistani/Bangladeshi N (%)

14 (12.8)

32 (14.8)

   Turkish/Arabic N (%)

12 (11.0)

18 (8.3)

   Italian/Romanian N (%)

6 (5.5)

12 (5.6)

   Chinese/Malay N (%)

5 (4.6)

4 (2.0)

   Unknown N (%)

7 (6.4)

20 (9.3)

Ferritin [ug/L]

2140 (1600)

2065 (1636)

Cardiac T2* [ms]

19.7 (13.3)

23.2 (13.8)

Liver T2* [ms]

4.5 (4.3)

5.1 (4.6)

LVEDV [mL]

132.1 (33.5)

128.3 (38.4)

LVESV [mL]

49.3 (19.9)

43.8 (19.0)

LVEF [%]

59.7 (1.8)

66.7 (2.3)

Treatment

  

   DFO N (%)

72 (66.1)

109 (52.9)

   DFP N (%)

10 (9.2)

35 (17.0)

   DFX N (%)

3 (2.75)

6 (2.9)

   DFO + DFP N (%)

22 (20.2)

50 (24.3)

   DFO + DFX N (%)

1 (0.9)

0 (0)

   None N (%)

1 (0.9)

6 (2.9)

  1. shown as mean (SD) except where N (%) is shown
  2. LV-left ventricle, EDV-end-diastolic volume, ESV-end-systolic volume, EF-ejection fraction, DFO-deferoxamine, DFP-deferiprone, DFX-deferasirox.