Table S1.
Patient baseline characteristics and clinical outcome with respect to baseline TL perfusion
| Parameters | Below median TL perfusion (<8.11%) | Above median TL perfusion (≥8.11%) | P-value |
|---|---|---|---|
| N | 27 | 27 | |
| Baseline TL perfusion | 4.8±1.7 | 11.9±2.7 | 0.001 |
| Sex, n, (male/female) | 14/13 | 17/10 | ns |
| Age (yr) | 69.8±5.7 | 66.6±5.0 | 0.027 |
| BMI (kg/m2) | 25.1±5.1 | 25.5±4.8 | ns |
| Smoking history (pack-yr) | 42.3±15.9 | 53.6±24.0 | ns |
| HI <12.2% | 11 | 14 | ns |
| HI ≥12.2% | 14 | 12 | |
| Treatment site | 0.001 | ||
| RUL | 2 | 5 | |
| RLL | 0 | 4 | |
| LUL | 2 | 11 | |
| LLL | 23 | 7 | |
| Baseline FEV1 (% pred) | 27.4±6.5 | 25.8 ±7.3 | ns |
| Baseline VC (% pred) | 65.3±11.9 | 63.6±14.7 | ns |
| Baseline RV (% pred) | 217±40 | 217±36 | ns |
| Baseline TLC (% pred) | 123±17 | 120±11 | ns |
| Baseline KCO (% pred) | 43.4±23.0 | 28.9±13.9 | 0.042 |
| Baseline 6MWT (m) | 239±80 | 212±98 | ns |
| Baseline SGRQ (points) | 63.0±12.4 | 66.7±13.0 | ns |
| ΔFEV1 (%) | 19.8±22.4 | 27.3±26.8 | ns |
| ΔVC (%) | 14.1±23.2 | 15.2±20.0 | ns |
| ΔRV (%) | −9.8±17.9 | −5.6±17.4 | ns |
| ΔTLC (%) | −3.2±11.2 | −0.04±8.6 | ns |
| ΔKCO (%) | 17.4±52.6 | 42.1±57.8 | ns |
| Δ6MWT (m) | 26.4±47.2 | 38.8±76.0 | ns |
| ΔSGRQ (points) | −7.1±13.8 | −11.9±13.8 | ns |
Notes: Data are presented as mean ± standard deviation. P-values were calculated for categorical variables using the chi-square test and Fisher’s exact test, and for continuous variables using the Mann–Whitney U-test.
Abbreviations: TL perfusion, baseline percentage perfusion of TL; TL, target lobe; ns, not significant; BMI, body mass index; HI, heterogeneity index; RUL, right upper lobe; RLL, right lower lobe; LUL, left upper lobe; LLL, left lower lobe; FEV1, forced expiratory volume in 1 second; VC, vital capacity; RV, residual volume; TLC, total lung capacity; KCO, diffusing capacity of the lung for carbon monoxide; SGRQ, St George’s Respiratory Questionnaire; 6MWT, 6-minute walk test distance; Δ, change from baseline to follow-up.