| High TNC > 37.16 | Low TNC < 37.16 | High TNC > 37.16 | Low TNC < 37.16 | P value for multigroup analysis†| Groups B, C and D | P value between groups A and E‡ |
---|---|---|---|---|---|---|---|
High periostin > 95 | High periostin > 95 | Low periostin < 95 | Low periostin < 95 | ||||
A (n = 20) | B (n = 21) | C (n = 32) | D (n = 53) | E (n = 106) | |||
GINA step 4 + 5, n (%) | 17 (85.0) | 7 (33.3) | 25 (78.1) | 32 (60.4) | 0.001* | 64 (60.4) | 0.042* |
AERD, n (%) | 6 (30.0) | 0 (0.0) | 1 (3.1) | 5 (9.4) | 0.004* | 6 (5.7) | 0.004* |
Daily dose of ICS (FP equivalent dose, µg) | 735.00 ± 346.83 | 392.86 ± 346.51 | 629.69 ± 349.39 | 575.47 ± 407.10 | 0.021* | 555.66 ± 384.91 | 0.045* |
FeNO (ppb) | 65.30 ± 46.36 | 65.87 ± 34.04 | 54.51 ± 52.86 | 47.21 ± 39.25 | 0.033* | 53.11 ± 43.12 | 0.208 |
Peripheral neutrophils (cells/μL) | 4588.06 ± 1452.31 | 3496.31 ± 1052.69 | 4216.49 ± 1600.66 | 3900.12 ± 1535.39 | 0.037* | 3915.63 ± 1482.52 | 0.032* |
Peripheral eosinophils (cells/μL) | 423.03 ± 315.58 | 354.16 ± 243.56 | 223.62 ± 224.07 | 191.55 ± 159.50 | 0.001* | 233.44 ± 206.28 | 0.005* |
Serum periostin (ng/mL) | 138.65 ± 37.94 | 114.33 ± 17.18 | 67.81 ± 15.66 | 69.81 ± 14.82 | < 0.001* | 78.03 ± 23.81 | < 0.001* |
Serum TNC (ng/mL) | 57.93 ± 18.62 | 25.42 ± 8.56 | 62.44 ± 29.95 | 24.25 ± 7.94 | < 0.001* | 36.01 ± 24.80 | < 0.001* |
FVC (L) | 2.72 ± 0.93 | 3.17 ± 0.86 | 3.38 ± 0.89 | 3.34 ± 0.98 | 0.063 | 3.32 ± 0.93 | 0.010* |
%FVC (predicted, %) | 96.10 ± 9.38 | 103.77 ± 16.30 | 102.95 ± 16.61 | 105.47 ± 17.57 | 0.118 | 104.37 ± 16.92 | 0.019* |
FEV1 (L) | 1.99 ± 0.80 | 2.28 ± 0.59 | 2.47 ± 0.83 | 2.52 ± 0.80 | 0.062 | 2.46 ± 0.77 | 0.014* |
PEF (L/s) | 6.39 ± 2.00 | 6.92 ± 1.42 | 7.46 ± 2.35 | 7.54 ± 2.05 | 0.142 | 7.39 ± 2.04 | 0.045* |
MMF (L) | 1.51 ± 1.01 | 1.64 ± 0.69 | 1.99 ± 1.07 | 2.21 ± 1.14 | NS | 2.03 ± 1.06 | 0.045* |
%MMF (predicted, %) | 48.14 ± 24.36 | 54.37 ± 20.36 | 56.33 ± 26.21 | 66.39 ± 30.28 | NS | 60.97 ± 27.67 | 0.042* |