Research Article
Primary Spontaneous Pneumothorax Admitted in Emergency Unit: Does First Episode Differ from Recurrence? A Cross-Sectional Study
Table 2
Clinical presentation in first PSP and recurrence admissions.
| | Variables | Category | First PSP
(%) | Recurrence PSP
(%) | value |
| | Respiratory rate (per minute) | | | | 0.75 | | | ≤25 | 271 (83.38%) | 184 (84.40%) | | | | >25 | 54 (16.62%) | 34 (15.60%) | | | Heart rate (beats per minute) | | | | 0.24 | | | ≤120 | 785 (96.44%) | 513 (97.71%) | | | | >120 | 29 (3.56%) | 12 (2.29%) | | | Mean blood pressure (mmHg) | | | | 0.19 | | | <70 | 15 (1.86%) | 5 (0.95%) | | | | ≥70 | 793 (98.14%) | 520 (99.05%) | | | SpO2 (%) | | | | 0.49 | | | <90 | 9 (1.20%) | 4 (0.80%) | | | | ≥90 | 744 (98.80%) | 498 (99.20%) | | | Dyspnea | | | | 0.52 | | | yes | 345 (39.75%) | 204 (38.13%) | | | | no | 523 (60.25%) | 331 (61.87%) | | | NRS | | | | 0,23 | | | ≤4 | 300 (49.18%) | 209 (53.73%) | | | | >4 | 310 (50.82%) | 180 (46.27%) | |
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PSP, primary spontaneous pneumothorax; NRS, Numerical Rating Scale from 0 to 10.
value: degree of statistical significance in multilevel analysis.
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