Table 2.
Characteristics of ICD deactivation discussions.
| 2007–2009 (n = 96) | 2010–2012 (n = 108) |
2013–2016 (n = 176) |
All deaths (n = 380) |
p-valuea | |
|---|---|---|---|---|---|
| Discussions about ICD deactivation | 6 (6%) | 13 (12%) | 62 (35%)b | 81 (21%) | <0.01 |
| Before ICD implantation | 0 | 0 | 20 (11%) | 20 (5%) | <0.01 |
| After ICD implantation | 6 (6%) | 13 (12%) | 49 (28%) | 68 (18%) | <0.01 |
| Number of days between discussion and ICD deactivation (median, IQR)c | 0 (0-1) | 0 (0-3) | 0 (0-1) | 0 (0-1) | 0.78d |
| Number of days between discussion and death, median, (IQR)c | 6 (3–32) | 5 (1–72) | 9 (2–66) | 8 (2–55) | 0.80d |
Note: IQR: interquartile range.
a
p-values calculated with Pearson Chi-square test.
b
Some patients had discussions both before and after ICD implantation.
c
Only patients with discussions after ICD implantation (n = 68) were included in calculating medians.
d
Difference between medians calculated with Kruskal–Wallis test.