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Table 1 Characteristics of the study population

From: Spontaneous ventilation anesthesia combined with uniportal and tubeless thoracoscopic sympathectomy in selected patients with primary palmar hyperhidrosis

Total patients (n = 172)  
Age (MD,IQR), years 25 (21,30)
Male (n, %) 88 (51.2%)
Female (n, %) 84 (48.8%)
Smoking history  
Smoker (n, %) 9 (5.2%)
Non-smoking (n, %) 163 (94.8%)
Type of anesthesia  
Intubation (n, %) 28 (16.3%)
Spontaneous ventilation anesthesia (n, %) 144 (83.7%)
Surgical approach  
Single-port VATS (n, %) 95 (55.2%)
Three-port VATS (n, %) 77 (44.8%)
Single-port convered to 3-port VATS (n, %) 1 (0.6%)
Surgical duration (MD, IQR), min 53 (37, 72)
Blood loss during the operation (MD, IQR), ml 2 (1, 2)
Pleural adhesion (n, %) 6 (3.5%)
Mild 3 (1.7%)
Moderate 1 (0.6%)
Severe 2 (1.2%)
Chest dragainge insertion during the surgery (n, %) 3 (1.7%)
Pneumothorax on POD0 Chest X ray (n, %)  
0–10% 155 (90.1%)
11–20% 10 (5.8%)
21–30% 5 (2.9%)
31–40% 2 (1.2%)
Chest dragainge insertion after the surgery (n, %) 1 (0.6%)
Length of postoperative hospital stay day (MD, IQR) 1 (1,1)
Less than 24 h 153 (89.0%)
More than 24 h 19 (11.0%)
  1. Data are expressed as median (25th, 75th percentiles) or n (%)