Table 3

 Relationship between symptoms and history of pneumothorax, tuberous sclerosis complex (TSC), and duration of symptoms: logistic regression

Dyspnoea at rest Odds ratios (95% CI)Dyspnoea with exertion Odds ratios (95% CI)Fatigue Odds ratios (95% CI)
TSC0.50 (0.22 to 1.33)1.69 (0.81 to 3.6)0.47 (0.20 to 1.14)
Duration of symptoms1.03 (1.00 to 1.06)1.07 (1.03 to 1.11)1.06 (1.03 to 1.10)
Pneumothorax0.43 (0.23 to 0.81)0.38 (0.20 to 0.73)0.54 (0.30 to 0.97)