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Journal of Chinese Integrative Medicine ›› 2007, Vol. 5 ›› Issue (6): 707-711.doi: 10.3736/jcim20070622

• Medical Statistics • Previous Articles     Next Articles

Discrimination and interpretation of errors of experimental designs in medical papers

Liang-ping Hu1, Hui-gang Liu2   

  1. 1. Consulting Center of Biomedical Statistics，Academy of Military Medical Sciences，Beijing 100850，China
    2. College of Basic Medical Sciences，Capital University of Medical Sciences，Beijing 100069，China
  • Online:2007-11-20 Published:2007-11-15

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Key words: medicine, dissertation, statistical analysis, experimental design

CLC Number: 

  • O212

"

组别 例数 TNF-α (μg/L) MPO (U/g)
假手术组 6 0.601±0.089 0.026±0.008
模型组 6 1.576±0.153** 0.409±0.044**
川芎嗪组 6 1.035±0.092**△△ 0.293±0.039**△△

"

是否制备局灶性脑缺血再灌注模型 例数 TNF-α (μg/L) MPO (U/g)
是否注射川芎嗪注射液 是 否 是 否
是 6 1.035±0.092 1.576±0.153 0.293±0.039 0.409±0.044
否 6 ? 0.601±0.089 ? 0.026±0.008

"

组别 例数 时间 hsCRP (mg/L) IL-6 (ng/L) TNF-α (ng/L) WBC (×109/L)
非CAD组 20 1.13±0.73 2.87±1.45 5.84±1.96 5.37±1.30
对照组 20 治疗前 2.74±1.07 7.33±2.15 12.10±4.14 7.58±3.01
治疗后 2.45±0.96 6.80±1.58 10.28±5.74 7.04±3.20
用药组 20 治疗前 2.68±0.94 7.04±2.10 12.35±5.36 7.60±2.92
治疗后 1.85±0.66 5.71±1.01 7.72±3.10 5.86±1.42

"

组别 例数 时间 hsCRP (mg/L) IL-6 (ng/L) TNF-α (ng/L) WBC (×109/L)
非CAD组 20 1.13±0.73 2.87±1.45 5.84±1.96 5.37±1.30
CAD组 40 治疗前 ? ? ? ?

"

组别 例数 时间 hsCRP (mg/L) IL-6 (ng/L) TNF-α (ng/L) WBC (×109/L)
对照组 20 治疗前 2.74±1.07 7.33±2.15 12.10±4.14 7.58±3.01
治疗后 2.45±0.96 6.80±1.58 10.28±5.74 7.04±3.20
治疗组 20 治疗前 2.68±0.94 7.04±2.10 12.35±5.36 7.60±2.92
治疗后 1.85±0.66 5.71±1.01 7.72±3.10 5.86±1.42
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