Table 2.
30-day Readmissions by Numeracy, Health Literacy and Cognitive Impairment Among Participants Hospitalized for Acute Decompensated Heart Failure (ADHF) in the Vanderbilt Inpatient Cohort Study (VICS)
| N | Overall | No Readmission | Readmission | P-value | |
|---|---|---|---|---|---|
| N=883 | N=673 | N=210 | |||
| Numeracy | |||||
| Numeracy Category | 881 | 0.75 | |||
| Inadequate | 299 (34%) | 230 (34%) | 69 (33%) | ||
| Adequate | 582 (66%) | 442 (66%) | 140 (67%) | ||
| Numeracy Score | 881 | 4 (2, 6) | 4 (2, 6) | 5 (2, 6) | 0.66 |
| Health Literacy | |||||
| Subjective Literacy Category (BHLS) | 880 | 0.67 | |||
| Inadequate | 230 (26%) | 178 (26%) | 52 (25%) | ||
| Adequate | 650 (74%) | 494 (74%) | 156 (75%) | ||
| BHLS | 881 | 12 ( 7, 15) | 12 ( 7, 15) | 12 ( 6, 15) | 0.52 |
| Objective Literacy Category (s-TOFHLA) | 825 | 0.11 | |||
| Inadequate | 127 (15%) | 89 (14%) | 38 (19%) | ||
| Marginal | 76 (9%) | 63 (10%) | 13 (7%) | ||
| Adequate | 622 (75%) | 475 (76%) | 147 (74%) | ||
| sTOFHLA | 825 | 32 (14, 36) | 33 (15, 36) | 31 (12, 35) | 0.04 |
| Cognition | |||||
| Cognition Impairment Category | 878 | 0.11 | |||
| Cognitive Impairment | 462 (53%) | 342 (51%) | 120 (57%) | ||
| Intact Cognition | 416 (47%) | 327 (49%) | 89 (43%) | ||
| Cognitive Impairment Score | 878 | 0 (0, 1) | 0 (0, 1) | 0 (0, 2) | 0.09 |
N is the number of non–missing values
For associations with categorical variables, the Pearson Chi-Square test was used
For associations with continuous variables, the Wilcoxon test was used