Table 1.
Frequency of use of hospital and ambulatory care by a cohort of 36 036 convalescent COVID-19 patients vs a matched control cohort, in the Province of Reggio Emilia (Italy)
| Convalescent COVID-19 | Matched control | %Difference | ||||||
| In H for respiratory disease | Total N admissions | 126 | 45 | +180% | ||||
| In H for heart disease | Total N admissions | 143 | 76 | +88% | ||||
| In H for any medical reason | At least one, N (%) | 724 (2.0) | 538 (1.5) | |||||
| Total N admissions | 916 | 675 | +36% | |||||
| Access to emergency room | At least one, N (%) | 3383 (9.4) | 2491 (6.9) | |||||
| Total N accesses | 4299 | 3186 | +35% | |||||
| Death | 186 | 51 | +264% | |||||
| Outpatient specialist visits | ||||||||
| Pneumology | At least one, N (%) | 766 (2.0) | 310 (0.9) | |||||
| Total N | First visits (%) | 924 | 572 (61.9) | 380 | 154 (40.5) | +143% | +271% | |
| Cardiology | At least one, N (%) | 1588 (4.4) | 1119 (3.0) | |||||
| Total N | First visits | 1708 | 1173 (68.7) | 1198 | 716 (59.7) | +43% | +64% | |
| Neurology | At least one, N (%) | 758 (2.1) | 625 (1.7) | |||||
| Total N | First visits | 939 | 568 (60.5) | 756 | 424 (56.1) | +24% | +34% | |
| Rheumatology | At least one, N (%) | 533 (1.5) | 461 (1.3) | |||||
| Total N | First visits | 670 | 254 (37.9) | 571 | 181 (31.6) | +17% | +40% | |
| Gastroenterology | At least one, N (%) | 268 (0.7) | 258 (0.7) | |||||
| Total N | First visits | 317 | 181 (57.0) | 304 | 157 (51.6) | +4% | +15% | |
| Endocrinology | At least one, N (%) | 1397 (3.9) | 1116 (3.1) | |||||
| Total N | First visits | 1942 | 458 (23.6) | 1500 | 320 (21.3) | +29% | +43% | |
| Dermatology | At least one, N (%) | 1470 (4.1) | 1407 (3.9) | |||||
| Total N | First visits | 1670 | 501 (30.0) | 1574 | 481 (30.5) | +6% | +4% | |
| Mental Health | At least one, N (%) | 174 (0.5) | 175 (0.5) | |||||
| Total N | First visits | 190 | 117 (61.6) | 209 | 104 (49.5) | −9% | +12% | |