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Table 3 Demographic and clinical characteristics at baseline

From: The efficacy of QingfengGanke granule in treating postinfectious cough in pathogenic wind invading lungs syndrome: a multicenter, randomized, double-blind, placebo-controlled trial

Characteristics Group A (n = 57) Group B (n = 57) Group C (n = 59) P values*
Age (years) 44.37 ± 12.38 43.07 ± 12.67 44.07 ± 12.65 0.8663
Gender (female/%) 35 (61.40) 35 (61.40) 31 (52.54) 0.5336
Body weight (kg) 62.41 ± 9.91 62.45 ± 10.76 63.44 ± 10.87 0.6680
Height (cm) 164.26 ± 7.89 163.22 ± 7.99 164.47 ± 8.59 0.6097
Former smoker (n (%)) 10 (17.54) 5 (8.77) 5 (8.47) 0.2255
Cough duration (days) 33.00 ± 10.32 29.96 ± 7.09 30.80 ± 8.96 0.3685
Previous diagnosis of PIC (n (%)) 9 (15.79) 8 (14.04) 10 (16.95) 0.9696
VAS score 6.04 ± 1.44 5.90 ± 1.23 5.96 ± 1.33 0.8341
CSS 3.84 ± 0.80 3.79 ± 0.77 3.86 ± 0.84 0.9648
Daytime CSS 2.12 ± 0.38 2.02 ± 0.35 2.14 ± 0.43 0.2084
Nighttime CSS 1.72 ± 0.65 1.77 ± 0.68 1.73 ± 0.69 0.7752
CQLQ score 64.51 ± 9.58 64.95 ± 7.31 64.78 ± 6.46 0.9068
TCM syndrome score 12.02 ± 2.60 11.46 ± 1.97 11.97 ± 2.17 0.1492
  1. Values are reported as mean ± SD or as frequency (%).
  2. CQLQ cough-specific quality of life questionnaire, CSS cough symptom score, PIC postinfectious cough, TCM traditional Chinese medicine, VAS visual analogue scale.
  3. * P values obtained via variance analysis for continuous variables, or Chi square tests for categorical variables.