Table 2.
Prevalence of elementary capillaroscopic abnormalities (frequency score 2–3) and comparisons in acute vs recovered vs patients (Fisher's exact).
| Abnormality | Frequency score 2–3 |
|||
|---|---|---|---|---|
| All patients (n = 82) |
Acute (n = 28) |
Recovered n = (54) | P⁎ | |
| Enlarged capillary, n (%) | 50 (61.0) | 4 (14.3) | 46 (85.2) | <.001 |
| Giant capillary, n (%) | 0 (0) | 0 (0) | 0 (0) | – |
| Hemosiderin deposit, n (%) | 19 (23.2) | 13 (46.4) | 6 (11.1) | <.001 |
| Micro-thrombosis, n (%) | 6 (7.3) | 5 (17.9) | 1 (1.9) | .016 |
| Micro-hemorrhage, n (%) | 13 (15.9) | 8 (28.6) | 5 (9.3) | .027 |
| Capillary density <9/mm, n (%) | 41 (50.0) | 7 (25.0) | 34 (63.0) | .002 |
| Microvascular derangement, n (%) | 39 (47.6) | 14 (50.0) | 25 (46.3) | .8 |
| Capillary ramification, n (%) | 21 (25.6) | 8 (28.6) | 13 (24.1) | .8 |
| Meandering capillary, n (%) | 44 (53.7) | 0 (0) | 44 (81.4) | <.001 |
| Sludge flow, n (%) | 44 (53.7) | 22 (78.6) | 22 (40.7) | .001 |
| Pericapillary edema, n (%) | 66 (80.5) | 28 (100) | 38 (70.4) | <.001 |
| Subpapillary plexus visibility, n (%) | 7 (8.5) | 1 (3.6) | 6 (11.1) | .4 |
| Empty dermal papilla, n (%) | 12 (14.6) | 0 (0) | 12 (22.2) | .006 |
| Avascular area, n (%) | 3 (3.7) | 0 (0) | 3 (5.6) | .05 |
| Neoangiogenesis, n (%) | 6 (7.3) | 0 (0) | 6 (11.1) | .09 |
Bold is used to highlight a p-value <0.05 which is therefore considered statistically significant.
⁎
P comparisons between acute and recovered patients.