Table 2. Descriptive statistics of clinical outcomes over time in the exposure (EXS) and non- exposure (Non-EXS) groups.
| Variables | Groups | Time points | ||
| Baseline | Month1 (Post intervention) | Month2 (Follow up) | ||
| Nijmegen† | EXS | 37.76 ± 10.24 | 15.62 ± 3.99 | 11.14 ± 3.21 |
| Non EXS | 37.85 ± 9.22 | 16.80 ± 3.27 | 13.45 ± 3.19 | |
| BAI‡ | EXS | 40.90 ± 10.53 | 18.62 ± 3.37 | 13.24 ± 3.62 |
| Non EXS | 41.15 ± 10.42 | 18.25 ± 3.06 | 15.25 ± 3.13 | |
| GAD-7§ | EXS | 19.33 ± 1.91 | 7.38 ± 1.83 | 5.86 ± 1.91 |
| Non EXS | 19.15 ± 1.93 | 7.70 ± 1.69 | 5.90 ± 1.25 | |
| FVC (L) | EXS | 3.88 ± 1.09 | 4.14 ± 0.96 | 4.29 ± 0.91 |
| Non EXS | 4.49 ± 1.41 | 4.64 ± 1.32 | 4.69 ± 1.30 | |
| FEV1 (L) | EXS | 2.82 ± 0.87 | 3.28 ± 0.72 | 3.89 ± 0.85 |
| Non EXS | 3.26 ± 0.92 | 3.84 ± 1.04 | 4.01 ± 1.11 | |
| FEV1/FVC (%) | EXS | 73.14 ± 12.52 | 79.72 ± 9.52 | 90.89 ± 6.59* |
| Non EXS | 74.41 ± 13.45 | 83.60 ± 9.51 | 85.99 ± 8.30 | |
| ETCO2 (%) | EXS | 3.85 ± 0.80 | 4.90 ± 0.46 | 5.32 ± 0.49 |
| Non EXS | 3.87 ± 0.58 | 4.83 ± 0.37 | 5.16 ± 0.30 | |
| RR (breath/min) | EXS | 20.57 ± 2.86 | 16.71 ± 2.53 | 15.33 ± 1.83 |
| Non EXS | 21.20 ± 3.11 | 18.30 ± 3.77 | 16.80 ± 2.98 | |
| PR (beat/min) | EXS | 88.71 ± 11.18 | 76.24 ± 7.86 | 69.95 ± 7.61 |
| Non EXS | 91.60 ± 10.84 | 83.95 ± 11.72 | 78.10 ± 12.44 | |
BAI: Beck anxiety inventory; GAD-7: Gad anxiety disorder; FVC: Forced Vital Capacity; FEV1: Forced Expiratory Volume in First second; SPO2: saturation of O2; RR: respiratory rate; PR: pulse rate; ETCO2: end-tidal CO2; EXS: exposure; Non-EXS: non-exposure.
†0–64 points; 23 out of 64 hyperventilation; ‡0–63 points; 26–63 severe anxiety; §0–21 points; 15–21: severe anxiety.