Table 4.
Postdischarge analysis. Baseline characteristics of the cohort stratified by ‘no AF at discharge’ vs. ‘AF at discharge’ (both preexisting and new-onset AF)
| No AF at discharge n = 475 (63.3%) |
AF at discharge n = 275 (36.7%) |
P-value | ||
| Age and anthropometric factors | ||||
| Age | Years ± SD | 82.3 ± 5.4 | 82.2 ± 5.0 | 0.40 |
| Sex | F % | 54.1 (n = 257) | 50.9 (n = 140) | 0.40 |
| BMI | N | 26.4 ± 4.6 | 26.9 ± 4.9 | 0.52 |
| CV risk factors and comorbidity | ||||
| Diabetes mellitus | % | 26.9 (n = 128) | 22.5 (n = 62) | 0.18 |
| Dyslipidemia | % | 68.0 (n = 323) | 66.9 (n = 184) | 0.76 |
| Hypertension | % | 88.8 (n = 422) | 92.0 (n = 253) | 0.17 |
| CHA2DS2VASc score | N | 4.34 ± 0.9 | 4.38 ± 1.0 | 0.23 |
| Chronic pulmonary disease | % | 16.6 (n = 79) | 18.9 (n = 52) | 0.43 |
| Cancer history | % | 12.4 (n = 59) | 12.0 (n = 33) | 0.87 |
| Prior stroke | % | 8.2 (n = 39) | 14.2 (n = 39) | 0.01 |
| Prior myocardial infarction | % | 16.2 (n = 77) | 14.2 (n = 39) | 0.46 |
| Coronary artery disease | % | 33.5 (n = 159) | 30.2 (n = 83) | 0.35 |
| Prior CABG | % | 10.9 (n = 52) | 9.1 (n = 25) | 0.42 |
| Prior PCI | % | 24.0 (n = 114) | 21.5 (n = 59) | 0.43 |
| Prior BAV | % | 7.6 (n = 36) | 7.3 (n = 20) | 0.88 |
| Prior SAVR | % | 4.4 (n = 21) | 5.5 (n = 15) | 0.52 |
| eGFR (CKD-EPI) | ml/min | 57.4 ± 22 | 56.9 ± 24 | 0.43 |
| Electrocardiographic characteristics | ||||
| Right bundle brunch block | % | 6.7 (n = 32) | 6.9 (n = 19) | 0.93 |
| Left bundle branch block | % | 6.5 (n = 31) | 8.4 (n = 23) | 0.35 |
| Prior PM implantation | % | 5.5 (n = 26) | 16.0 (n = 44) | <0.001 |
| Echocardiographic parameters | ||||
| Ejection fraction | % | 51.3 ± 9.6 | 50.0 ± 10.1 | 0.80 |
| Moderate or severe AR | % | 22.5 (n = 107) | 18.9 (n = 52) | 0.24 |
| Moderate or severe MR | % | 24.2 (n = 115) | 35.6 (n = 98) | 0.001 |
| Procedural characteristics | ||||
| Access type | % | |||
| Transfemoral | 99.4 (n = 472) | 100 (n = 275) | 0.19 | |
| Valve type | % | 0.62 | ||
| S. expandable | 55.8 (n = 268) | 56.6 (n = 158) | ||
| B. expandable | 44.4 (n = 211) | 42.5 (n = 117) | ||
| STS score | % | |||
| High | 7.2 (n = 34) | 6.9 (n = 19) | 0.90 | |
| Intermediate | 34.3 (n = 163) | 39.3 (n = 108) | 0.17 | |
| Low | 58.5 (n = 278) | 53.5 (n = 147) | 0.18 | |
Values are presented as n (%) or mean ± standard deviation.
AR, aortic regurgitation; BAV, balloon aortic valvuloplasty; BMI, body mass index; CABG, coronary artery bypass graft; CHA2DS2VASC, congestive heart failure or left ejection fraction ≤40%, hypertension, age≥75 years, diabetes mellitus, prior stroke or TIA, vascular disease (including myocardial infarction and peripheral artery disease), age >65 years, female gender; CKD, chronic kidney disease eGFR, estimated glomerular filtration rate; MR, mitral regurgitation; PCI, percutaneous coronary intervention; PM, pacemaker; SAVR, surgical aortic valve replacement; STS, Society of Thoracic Surgeons risk.