Table 3 Change in Spirometry, eNO, and BHR Between 2 Visits in the Whole Population and for Atopic and Nonatopic Subjects Only*
From: Long-Term Effects of Allergen Sensitization and Exposure in Adult Asthma: A Prospective Study
| Â | Â | FEV1 (L) | FEV1 (% Predicted) | FVC (L) | FVC (% Predicted) | eNO (ppb) | PD20 (Doubling Doses) |
|---|---|---|---|---|---|---|---|
All subjects | N | 163 | 162 | 137 | 137 | 118 | 85 |
|  | Mean | -0.00 | 2.27†| 0.02 | 2.33 | -3.25†| 0.29 |
| Â | (95% CI) | (-0.06 to 0.06) | (0.29-4.26) | (-0.07 to 0.12) | (-0.50 to 5.17) | (1.22-1.62) | (-0.13 to 0.72) |
Atopic | N | 134 | 133 | 110 | 110 | 97 | 72 |
|  | Mean | -0.00 | 2.72†| 0.04 | 3.30†| -3.93†| 0.39 |
Nonatopic | (95% CI) | (-0.06 to 0.05) | (0.54-4.90) | (-0.06 to 0.14) | (0.18-6.42) | (1.25-1.73) | (-0.04 to 0.83) |
| Â | N | 29 | 29 | 27 | 27 | 21 | 13 |
| Â | Mean | -0.00 | 0.21 | -0.06 | -1.61 | -1.10 | -0.27 |
| Â | (95% CI) | (-0.18 to 0.17) | (-4.83 to 5.24) | (-0.32 to 0.21) | (-8.57 to 5.35) | (0.86-1.61) | (-1.84 to 1.30) |