Table 3.
Characteristics and frequency of US abnormality in SLE patients
| Author | Clinical arthritis/ arthralgia (%) | US synovitis (OMERACT) (%) | GS (%) | PDo (%) | Tenosynovitis (%) | Erosion (%) | Reliability, κ |
|---|---|---|---|---|---|---|---|
| Wright et al. [12] | 100 | 94a | Wrist 94 MCP 71a | Wrist 82 MCP 35a | FT 65 | MCP 41b | Inter for synovitis 0.85 Inter for Erosion 0.78 |
| Iagnocco et al. [18] | 10 | 58a | Wrists 42c | Wrists 9.90d | FT 44.2a | Wrist 3.8 | inter 0.73–0.89 intra 0.82–1 |
| Delle Sedie et al. [19] | 60 | Wrist 80 Hand 50a | NS | NS | 28a | 2 | No |
| Ossandon et al. [20] | 40 | Knees 58a | 42a | 15a | NA | 0 | No |
| Torrente-Segarra et al. [21] | 48 | 25 | Wrists 25 MCP 11 PIP 7 | Wrist 13 | ET 39 FT 7 | NA | Inter ≥ 0.85 Intra ≥ 0.78 |
| Gabba et al. [22] | 36 | 25d | NS | 13b | 36b | 21b | Inter 0.68–0.96 |
| Iagnocco et al. [25] | 40 | NS | Wrist 22 MCP 24 PIP 9.7 MTP 50 | Wrist 11 MCP 10 PIP 3 MTP 5 | NA | NA | No |
| Ball et al. [23] | 100 | NS | NS | NS | 38b | No | |
| Buosi et al. [24] | 100 | Wrist 47 MCP 84 PIP 58 | Wrist 47 MCP 84 PIP 58 | Wrist 31 MCP 28 PIP 16 | NA | Wrist 18 MCP 13 PIP 4 | Inter 0.40–0.78 GS Inter 0.60–1 PDo, 0.53–0.77 erosion |
aPercentage of patients. bRecalculated from study tables after excluding Rhupus (not presented in original paper). cPercentage of joints. dData including Rhupus. NS: not specified; GS: grey scale; PDo: power Doppler; Rhupus: RA/SLE overlap; FT: flexor hand tendons; ET: extensor wrist tendons.