Results of pulmonary function tests at follow-up by health status (n = 118)
| Characteristic . | No underlying conditions, n = 50∗ . | Underlying conditions present, n = 68∗ . | P value† . |
|---|---|---|---|
| DLCO, z score | −0.31 (−1.02, 0.28) | −1.05 (−2.28, −0.25) | .002 |
| DLCO, impairment severity‡ | |||
| None | 40 (95%) | 33 (65%) | .001 |
| Mild | 2 (4.8%) | 9 (18%) | |
| Moderate | 0 (0%) | 8 (16%) | |
| Severe | 0 (0%) | 1 (2.0%) | |
| Ventilatory impairment | |||
| Normal | 39 (78%) | 43 (63%) | .049 |
| Restrictive | 3 (6.0%) | 12 (18%) | |
| Airway dysanapsis | 4 (8.0%) | 3 (4.4%) | |
| Non-specific pattern | 1 (2.0%) | 6 (8.8%) | |
| Obstruction | 3 (6.0%) | 1 (1.5%) | |
| Possible mixed | 0 (0%) | 3 (4.4%) |
| Characteristic . | No underlying conditions, n = 50∗ . | Underlying conditions present, n = 68∗ . | P value† . |
|---|---|---|---|
| DLCO, z score | −0.31 (−1.02, 0.28) | −1.05 (−2.28, −0.25) | .002 |
| DLCO, impairment severity‡ | |||
| None | 40 (95%) | 33 (65%) | .001 |
| Mild | 2 (4.8%) | 9 (18%) | |
| Moderate | 0 (0%) | 8 (16%) | |
| Severe | 0 (0%) | 1 (2.0%) | |
| Ventilatory impairment | |||
| Normal | 39 (78%) | 43 (63%) | .049 |
| Restrictive | 3 (6.0%) | 12 (18%) | |
| Airway dysanapsis | 4 (8.0%) | 3 (4.4%) | |
| Non-specific pattern | 1 (2.0%) | 6 (8.8%) | |
| Obstruction | 3 (6.0%) | 1 (1.5%) | |
| Possible mixed | 0 (0%) | 3 (4.4%) |