Table 1.
Data for patients aged ≥45 years with diagnoses of AF and with or without newly diagnosed chronic heart failure (n=7,975) in primary care attending the 75 PHCCs between January 1st 2001 and December 31st 2007 (patients with first CHF diagnosis recorded earlier than first AF diagnosis, and earlier than 2006 are excluded)
| Men and women (n=7,975) | |||
|---|---|---|---|
| Number of patients (%) | No CHF N=6,423 | CHF during follow-up N=1,552 (19.5%) | Age-adjusted Difference |
| Number of deaths (%) | 1111 (17.3) | 599 (38.6) | |
| Age (years), mean (SD) | 71.7 (10.1) | 77.1 (8.5) | <0.001 |
| Age groups (years), | <0.001 | ||
| 45–54 | 364 (5.7) | 20 (1.3) | |
| 55–64 | 1,261 (19.6) | 128 (8.3) | |
| 65–74 | 2,031 (31.6) | 360 (23.2) | |
| 75–79 | 1,171 (18.2) | 357 (23.0) | |
| 80–84 | 991 (15.4) | 404 (26.0) | |
| ≥85 | 605 (9.4) | 283 (18.2) | |
| Educational level | <0.001 | ||
| Compulsory schooling | 2,498 (40.7) | 715 (50.3) | |
| Secondary schooling | 2,279 (37.1) | 475 (33.4) | |
| College and/or university studies | 1,366 (22.2) | 233 (16.4) | |
| Marital status | 0.003 | ||
| Married | 3,338 (52.1) | 648 (41.8) | |
| Unmarried | 545 (8.5) | 132 (8.5) | |
| Divorced | 971 (15.2) | 217 (14.0) | |
| Widowed | 1,555 (24.3) | 555 (35.8) | |
| Neighborhood SES | 0.54 | ||
| High | 2,504 (39.0) | 539 (34.7) | |
| Middle | 2,989 (46.5) | 763 (49.2) | |
| Low | 930 (14.5) | 250 (16.1) | |
| Diagnosis | |||
| Hypertension | 3,080 (48.0) | 785 (50.6) | 0.73 |
| CHD | 1,156 (18.0) | 502 (32.4) | <0.001 |
| Valvular heart disease | 167 (2.6) | 78 (5.0) | <0.001 |
| Cardiomyopathy | 23 (0.4) | 10 (0.6) | 0.020 |
| CVDs | 1,224 (19.1) | 369 (23.8) | 0.14 |
| Obesity | 321 (5.0) | 79 (5.1) | <0.001 |
| Diabetes | 1,021 (15.9) | 348 (22.4) | <0.001 |
| COPD | 536 (8.4) | 204 (13.1) | <0.001 |
| Obstructive sleep apnea syndrome | 42 (0.7) | 16 (1.0) | 0.006 |
| Depression | 505 (7.9) | 145 (9.3) | 0.072 |
| Anxiety | 247 (3.9) | 74 (4.8) | 0.22 |
Information on educational level and (n=409) marital status (n=14) is missing for some individuals.