Table 3.
Clinical features of patients by whether LV dysfunction resolved during follow-up
| Characteristics | Overall n = 32 |
LVD resolved n = 26 |
LVD unresolved n = 6 |
p-value |
|---|---|---|---|---|
| Age group | 0.37 | |||
| Age: < 1 year | 12 (38%) | 11 (42%) | 1 (17%) | |
| Age: ≥ 1 years | 20 (62%) | 15 (58%) | 5 (83%) | |
| Age at presentation, years | 10 (0, 17) | 8 (0, 17) | 13 (4, 16) | 0.62 |
| Qualitative assessment of LV dysfunction at presentation1 | >0.90 | |||
| Mild | 10 (31%) | 8 (31%) | 2 (33%) | |
| Mild to moderate or moderate | 10 (31%) | 8 (31%) | 2 (33%) | |
| Greater than moderate | 12 (38%) | 10 (38%) | 2 (33%) | |
| Etiology of hypertension | >0.90 | |||
| Renal | 19 (59%) | 15 (58%) | 4 (67%) | |
| Renovascular | 6 (19%) | 5 (19%) | 1 (17%) | |
| Others | 7 (22%) | 6 (23%) | 1 (27%) | |
| LV hypertrophy | >0.90 | |||
| Hypertrophy | 9 (28%) | 7 (27%) | 2 (33%) | |
| No hypertrophy | 23 (72%) | 19 (73%) | 4 (67%) | |
| LV dilation | 0.15 | |||
| Dilation | 24 (75%) | 21 (81%) | 3 (50%) | |
| No dilation | 8 (25%) | 5 (19%) | 3 (50%) | |
| Symptomatic at diagnosis | >0.65 | |||
| Asymptomatic | 12 (38%) | 9 (35%) | 3 (50%) | |
| Symptomatic | 20 (62%) | 17 (65%) | 3 (50%) | |
| Time to blood pressure control, days | 16.5 (5, 69) | 17.5 (5.5, 73.5) | 4 (1, 17) | 0.12 |
Categorical variables are summarized as count and percentage. Continuous variables are summarized as median and interquartile range. Fisher’s exact test was performed for categorical variable and the Mann-Whitney U test was used for continuous variable, respectively.
1
LV dysfunction at presentation was combined into three groups when performing statistical tests given limited sample size.