Group | Oxygen group (n = 54) | Hydrogen/oxygen group (n = 54) |
---|---|---|
Number of patients, n (%) | ||
 Any adverse events | 42 (77.8%) | 34 (63.0%) |
 Main AEs | ||
  Hypokalemia | 3 (5.6%) | 2 (3.7%) |
  Abnormal liver function | 3 (5.6%) | 1 (1.9%) |
  Upper respiratory infection | 3 (5.6%) | 3 (5.6%) |
  Elevated C-reactive protein | 2 (3.7%) | 4 (7.4%) |
  Elevated blood pressure | 2 (3.7%) | 2 (3.7%) |
  Cough | 2 (3.7%) | 2 (3.7%) |
  Phlegm-retention | 3 (5.6%) | 0 (0.0%) |
  Wheezing | 4 (7.4%) | 0 (0.0%) |
  Agrypnia | 2 (3.7%) | 2 (3.7%) |
 Any severe adverse events | 7 (13.0%) | 2 (3.7%) |
  Abnormal liver function | 1 (1.9%) | 0 (0.0%) |
  Infection (lung, upper respiratory) | 3 (5.6%) | 0 (0.0%) |
  Bacterial infection | 1 (1.9%) | 0 (0.0%) |
  Pulmonary inflammation | 0 (0.0%) | 1 (1.9%) |
  Wheezing | 2 (3.7%) | 0 (0.0%) |
  Ileus | 0 (0.0%) | 1 (1.9%) |
 Any device-related adverse events | 3 (5.6%) | 2 (3.7%) |
 Any adverse events leading to withdrawal | 2 (3.7%) | 2 (3.7%) |
Number of events, n | ||
 Any adverse events | 82 | 63 |
 An severe adverse event | 7 | 2 |
 Any device-related adverse events | 3 | 3 |
Upper respiratory tract infection | 31(14.69) | 26(20.31) |