Table 3 Comparison of baseline parameters in two study groups
| Â | Study Group | Â | |
|---|---|---|---|
| Â | TCM group N = 41 Mean (sd) | Placebo group N = 40 Mean (sd) | P-value |
Symptoms (score range 0: none – 4: very severe) |  |  |  |
   Day cough | 1.6 (0.8) | 1.5 (0.4) | 0.500 |
   Night cough | 1.7 (1.1) | 1.6 (1.0) | 0.635 |
   Sputum | 1.5 (1.2) | 1.2 (1.1) | 0.228 |
   Nasal congestion | 1.6 (1.2) | 1.2 (1.1) | 0.895 |
   Running nose | 1.7 (1.2) | 1.8 (1.4) | 0.679 |
   Sneezing | 1.1 (0.9) | 1.3 (1.3) | 0.541 |
   Hoarseness | 1.7 (1.0) | 1.6 (1.2) | 0.536 |
   Sore throat | 2 (1.1) | 2 (1.2) | 0.842 |
   Muscle pain | 1.4 (1.2) | 1.0 (1.1) | 0.064 |
   Chest pain | 0.6 (0.9) | 0.5 (0.8) | 0.752 |
   Headache | 1.5 (1.3) | 1.2 (1.4) | 0.232 |
   Total score (sum of above 11 symptoms: 0–44) | 16.6 (6.7) | 15.3 (7.0) | 0.383 |
QoLs (score range) | Â | Â | Â |
   Physical domain (8–56) | 4.7 (0.9) | 4.5 (0.9) | 0.278 |
   Psychological domain (7–49) | 4.9 (1.2) | 4.9 (1.1) | 0.955 |
   Social domain (4–28) | 4.8 (1.2) | 4.7 (1.2) | 0.636 |
   Total score (sum of above 3 domains: 3–21) | 14.4 (3.0) | 14.0 (2.9) | 0.616 |