Table 2.
Comparison of the groups with and without ECT between January 2015 and December 2017. Cases with the ICD-10 diagnoses F00–F99 (upper section), F30-F39 (middle section) and F20–F29 (bottom section) were analyzed. Significant results are highlighted in bold characters
| Year | ECT | No ECT | Total | ECT (%) | χ2 | df | p value | |
|---|---|---|---|---|---|---|---|---|
| F00–F99 | ||||||||
| 2015 | 2533 | 332,810 | 335,343 | 0.76 | 2015 vs. 2016 | 5.806 | 1 | < 0.0160 |
| 2016 | 2820 | 346,782 | 349,602 | 0.81 | 2016 vs. 2017 | 25.24 | 1 | < 0.0001 |
| 2017 | 3016 | 325,000 | 328,016 | 0.92 | 2015 vs. 2017 | 53.85 | 1 | < 0.0001 |
| F30–F39 | ||||||||
| 2015 | 1869 | 114,874 | 116,743 | 1.60 | 2015 vs. 2016 | 1.989 | 1 | < 0.1584 |
| 2016 | 2034 | 119,447 | 121,481 | 1.67 | 2016 vs. 2017 | 17.40 | 1 | < 0.0001 |
| 2017 | 2199 | 113,461 | 115,660 | 1.90 | 2015 vs. 2017 | 30.47 | 1 | < 0.0001 |
| F20–F29 | ||||||||
| 2015 | 609 | 49,465 | 50,074 | 1.22 | 2015 vs. 2016 | 6.560 | 1 | < 0.0104 |
| 2016 | 730 | 51,476 | 52,206 | 1.40 | 2016 vs. 2017 | 2.711 | 1 | < 0.0995 |
| 2017 | 745 | 48,185 | 48,930 | 1.52 | 2015 vs. 2017 | 17.22 | 1 | < 0.0001 |