Table 1. Comparison of Indices in Patients With Different Subtypes of JIA in Acute Phase of Disease.
| Parameter | Mean ± SD | 95% Confidence Interval | |
|---|---|---|---|
| Lower Bound | Upper Bound | ||
| PLTa | |||
| Oligo-articular, n = 27 | 380629.6 ± 137244.9 | 326337.35 | 434921.91 |
| Poly-articular, n = 19 | 481842.1 ± 122358.0 | 422867.45 | 540816.76 |
| Systemic, n = 9 | 541222.2 ± 182091.2 | 401254.56 | 681189.89 |
| Total, n = 55 | 441872.7 ± 151836.9 | 400825.46 | 482919.99 |
| PDW | |||
| Oligo-articular, n = 27 | 14.2 ± 2.9 | 13.0 | 15.3 |
| Poly-articular, n = 19 | 13.8 ± 3.0 | 12.4 | 15.2 |
| Systemic, n = 9 | 13.5 ± 3.1 | 11.1 | 16.0 |
| Total, n = 55 | 13.9 ± 2.9 | 13.2 | 14.7 |
| PCT a | |||
| Oligo-articular, n = 27 | 0.28 ± 0.10 | 0.24 | 0.32 |
| Poly-articular, n = 19 | 0.35 ± 0.10 | 0.31 | 0.40 |
| Systemic, n = 9 | 0.36 ± 0.11 | 0.27 | 0.44 |
| Total, n = 55 | 0.32 ± 0.11 | 0.29 | 0.35 |
| MPV a | |||
| Oligo-articular, n = 27 | 9.2 ± 1.1 | 8.8 | 9.7 |
| Poly-articular, n = 19 | 8.4 ± 0.9 | 8.0 | 8.8 |
| Systemic, n = 9 | 8.5 ± 0.9 | 7.8 | 9.2 |
| Total, n = 55 | 8.8 ± 1.1 | 8.5 | 9.1 |
Abbreviations: SD, standard deviation; JIA, juvenile idiopathic arthritis; PLT, platelet; PDW, platelet distribution width; MPV, Mean platelet volume; PCT, plateletcrit.
aSignificant (P < 0.05).