Variable | All (231) | GBS group (87) | Other bacterial group (144) | p-value |
---|---|---|---|---|
Symptom duration: Median (IQR25-IQR75) | 5.0 (2.0–10.0) | 5.0 (2.0–10.0) | 4.0 (2.0–7.0) | 0.655 |
Initial temperature: Median (IQR25-IQR75) | 37.8 (37.0–38.4) | 37.9 (37.2–38.5) | 37.8 (37.0–38.3) | 0.301 |
Number of joint involvement: Median (IQR25-IQR75) | 1.0 (1.0–3.0) | 3.0 (1.0–5.0) | 1.0 (1.0–2.0) | < 0.001 |
Pattern of joint involvement (n, %) | ||||
Monoarthritis | 122, 52.8% | 24, 27.6% | 98, 68.1% | < 0.001 |
Oligoarthritis | 58, 25.1% | 27, 31.0% | 31, 21.5% | 0.106 |
Polyarthritis | 51, 22.1% | 36, 41.4% | 15, 10.4% | < 0.001 |
Upper joint involvement | 113, 48.9% | 62, 71.3% | 51, 35.4% | < 0.001 |
Axial joint involvement | 61, 26.4% | 33, 37.9% | 28, 19.4% | 0.002 |
Small joint involvement | 22, 9.5% | 9, 10.3% | 13, 9.0% | 0.741 |
Site of joint involvement (n, %) | ||||
Knee | 146, 63.2% | 56, 64.4% | 90, 62.5% | 0.775 |
Ankle | 59, 25.5% | 30, 34.5% | 29, 20.1% | 0.015 |
Shoulder | 58, 25.1% | 29, 33.3% | 29, 20.1% | 0.025 |
Wrist | 41, 17.7% | 27, 31.0% | 14, 9.7% | < 0.001 |
Sternoclavicular | 28, 12.1% | 19, 21.8 | 9, 6.3% | < 0.001 |
Elbow | 22, 9.5% | 15, 17.2% | 7, 4.9% | 0.002 |
Spine | 17, 7.4% | 12, 13.8% | 5, 3.5% | 0.004 |
Site of joint involvement (n, %) | ||||
MCP | 13, 5.6% | 12, 13.8% | 1, 0.7% | < 0.001 |
PIP | 14, 6.1% | 12, 13.8% | 2, 1.4% | < 0.001 |
Hip | 25, 10.8% | 11, 12.6% | 14, 9.7% | 0.489 |
AC | 13, 5.6% | 8, 9.2% | 5, 3.5% | 0.081 |
MTP | 16, 6.9% | 8, 9.2% | 8, 5.6% | 0.291 |
Interphalangeal of toe | 4, 1.7% | 4, 4.6% | 0, 0% | 0.019 |
Sacroiliac | 5, 2.2% | 2, 2.3% | 3, 2.1% | 0.624 |
Extra articular involvement (n, %) | ||||
Tenosynovitis | 37, 16.0% | 34, 39.1% | 3, 2.08% | < 0.001 |
CNS | 13, 5.7% | 9, 10.3% | 4, 2.8% | 0.035 |
Skin involvement | 30, 13.0% | 6, 6.9% | 24, 16.7% | 0.032 |
Tendon rupture | 5, 2.2% | 4, 4.6% | 1, 0.7% | 0.068 |
Ocular involvement | 3, 1.3% | 3, 3.4% | 0, 0% | 0.052 |
Cardiac involvement | 6, 2.6% | 1, 1.1% | 5, 3.5% | 0.414 |
Concomitant infection (n, %) | 57, 24.7% | 4, 4.6% | 53, 36.8% | < 0.001 |