Table 3.
Lung function at baseline
| Overall | Treatment non-adherence based on Morisky-Green baseline score | ||||
|---|---|---|---|---|---|
| High-Risk | Low-Risk | p-value | |||
| N = 114 | 27 (23.7) | 87 (76.3) | |||
| Spirometry | |||||
| No | n(%) | 0 (0.0) | ----- | ----- | |
| Yes, prior to the visit | n(%) | 75 (65.8) | 13 (48.2) | 62 (71.3) | 0.027C |
| Yes, during the visit | n(%) | 39 (34.2) | 14 (51.8) | 25 (28.7) | |
| Spirometry results | |||||
| FVC (ml) - Mean (S.D.) | 2485.4 (844.0) | 2546.7 (788.7) | 2466.4 (864) | 0.668T | |
| FVC (%) - Mean (S.D.) | 71.3 (19.4) | 75.7 (21.7) | 69.9 (18.6) | 0.142U | |
| FEV1 (ml) - Mean (S.D.) | 1239.7 (521.8) | 1456.3 (544.9) | 1172.5 (498.7) | 0.013T | |
| FEV1 (%) - Mean (S.D.) | 48.7 (17.4) | 56.7 (17.8) | 46.2 (16.6) | 0.007U | |
| FEV1/FVC (%) - Mean (S.D.) | 50.8 (13.2) | 57.3 (10) | 48.8 (13.5) | 0.004U | |
| Missing | n | 0 | 0 | 0 | |
| GOLD stage | |||||
| Stage I: Mild (80 ≤ FEV1% ≤ 100) | n(%) | 6 (5.3) | 2 (7.4) | 4 (4.6) | 0.074F |
| Stage II: Moderate (50 ≤ FEV1% ≤ 79) | n(%) | 42 (36.8) | 15 (55.6) | 27 (31.0) | |
| Stage III: Severe (30 ≤ FEV1% ≤ 49) | n(%) | 50 (43.9) | 7 (25.9) | 43 (49.4) | |
| Stage IV: Very severe (FEV1% < 30) | n(%) | 16 (14.0) | 3 (11.1) | 13 (14.9) | |
| Missing | n | 0 | 0 | 0 | |
| O2 saturation (%) | |||||
| X (D.E.) | 93.9 (3.0) | 95.0 (2.7) | 93.5 (3.0) | 0.025U | |
| O2 saturation >90 % | 98 (86.0) | 25 (92.6) | 73 (83.9) | 0.351F | |
| Missing | n | 0 | 0 | 0 | |
| Minutes of walking per day | |||||
| < 30 | n(%) | 39 (34.2) | 6 (22.2) | 33 (37.9) | 0.323C |
| 30–60 | n(%) | 36 (31.6) | 10 (37.0) | 26 (29.9) | |
| > 60 | n(%) | 39 (34.2) | 11 (40.7) | 28 (32.2) | |
| Missing | n | 0 | 0 | 0 | |
| Emphysema | |||||
| No | n(%) | 56 (49.1) | 18 (66.7) | 38 (43.7) | 0.037C |
| Yes | n(%) | 58 (50.9) | 9 (33.3) | 49 (56.3) | |
| Missing | n | 0 | 0 | 0 | |
| BODEx index | |||||
| Quartile 1: 0–2 points | n(%) | 28 (24.6) | 12 (44.4) | 16 (18.4) | 0.011C |
| Quartile 2: 3–4 points | n(%) | 44 (38.6) | 11 (40.7) | 33 (37.9) | |
| Quartile 3: 5–6 points | n(%) | 31 (27.2) | 4 (14.8) | 27 (31.0) | |
| Quartile 4: 7–10 points | n(%) | 11 (9.6) | 0 (0.0) | 11 (12.6) | |
| Missing | n | 0 | 0 | 0 | |
S.D standard deviation
CChi-square test; FFisher’s exact test; T T-Test; UMann-Whitney U test