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Table 1 Baseline Characteristics for Patients in the True Acupuncture and Sham Acupuncture Groups

From: Efficacy of acupuncture in the prevention and treatment of chemotherapy-induced nausea and vomiting in patients with advanced cancer: a multi-center, single-blind, randomized, sham-controlled clinical research

 No. (%)P value
True acupuncture group (n = 68)Sham aupuncture group (n = 66)
Age, median (95% CI)60 (56.84 ~ 60.48)58 (54.99 ~ 60.04)0.653
Gender  0.725
Male14 (20.6)12 (18.2) 
Female54 (79.4)54 (81.8)
Study site  
Beijing hospital of traditional Chinese medicine22 (16.4)22 (16.4) 
Guang’ anmen hospital9 (6.7)9 (6.7)
Beijing friendship hospital19 (14.2)16 (11.9)
Beijing shijitan hospital18 (13.4)19 (14.2)
Tumor pathological type  0.830
Breast cancer37 (54.4)35 (53.0) 
Ovarian malignant carcinoma8 (11.8)8 (12.1)
Cervical carcinoma1 (1.5)0 (0.0)
Endometrial carcinoma2 (2.9)2 (3.0)
Lung cancer20 (29.4)21 (31.8)
Cancer stage  0.301
I12 (17.6)17 (25.8) 
II18 (26.5)16 (24.2)
III12 (17.6)11 (16.7)
IV26 (38.2)21 (31.8)
Prior chemotherapy33 (48.5)30 (45.5)0.721
Chemotherapy regimen contains
Cis-platinum28 (41.1)17 (25.8)0.059
Anthracycline14 (20.6)19 (28.8)0.271
Taxane32 (47.0)38 (57.6)0.223
  1. CI confidence interval
  2. *P values are based on independent-samples t-tests comparing differences between groups in age and whether or not before chemotherapy, P values in the study site, pathological tumor type, cancer stage, and chemotherapy regimen are based on Wilcoxon signed-rank test, and other P values are based on χ2 tests