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Journal of Chinese Integrative Medicine ›› 2008, Vol. 6 ›› Issue (9): 979-982.doi: 10.3736/jcim20080922

• Medical Statistice • Previous Articles     Next Articles

Discrimination of errors in statistical analysis of quantitative data with common designs

Hui Gao1, Liang-ping Hu1(), Song-hua Jing2, Jin Guo1, Chang-ping Li1   

  1. 1. Consulting Center of Biomedical Statistics, Academy of Military Medical Sciences, Beijing 100850, China
    2. Wellso Pharmaceutical Corporation, Beijing 100850, China
  • Received:2008-07-09 Online:2008-09-20 Published:2008-09-15

Key words: statistics, medicine, statistical analysis, interaction, quantitative data

CLC Number: 

  • 212

"

因素 病例组 对照组 t P
例数 计量值 例数 计量值
体质量指数 99 21.29±3.38 297 21.71±3.70 1.043 >0.05
每天重体力劳动时间(h) 100 2.17±3.22 296 1.86±2.81 0.860 >0.05
吸烟量(支/d) 98 4.35±8.44 293 4.61±10.84 0.248 >0.05
白酒(次/周) 80 1.65±3.89 238 1.93±4.33 0.538 >0.05
黄酒(次/周) 83 1.57±3.47 236 1.84±4.17 0.583 >0.05
啤酒(次/周) 80 0.98±2.61 242 1.83±3.99 2.210 0.028

"

分组 GM-CSA(1×105骨髓细胞生成的粒单系造血祖细胞集落数)
时间: 第1天 第3天 第5天 第7天
对照组 9.80±3.27 16.00±6.16 17.00±1.00 24.80±6.69
儿茶素组 33.80±9.04 61.40±9.50 62.60±6.50 69.40±6.11

"

组别 例数 治疗前 治疗后24 h 治疗后48 h 治疗后72 h
对照组 40 1.5±0.6 4.6±0.6 5.4±0.5 5.8±0.7
治疗组 40 1.6±0.5 5.4±0.5 6.3±0.4 6.7±0.6

"

组别 例数 胃液pH值
观察时间: 治疗前 治疗后24 h 治疗后48 h 治疗后72 h
对照组 40 1.5±0.6 4.6±0.6 5.4±0.5 5.8±0.7
治疗组 40 1.6±0.5 5.4±0.5 6.3±0.4 6.7±0.6

"

家兔编号 家兔编号
A1(B1 B2 B3 B4) A2(B1 B2 B3 B4)
1 16.5 20.7 18.3 19.5 6 18.2 21.2 19.4 18.9
2 16.7 19.0 17.9 18.4 7 18.5 20.5 19.6 18.3
3 16.5 18.5 16.4 17.6 8 19.7 22.5 21.3 20.5
4 18.0 22.5 19.2 20.2 9 21.5 23.7 22.4 21.9
5 17.5 20.0 18.7 19.9 10 20.7 22.7 21.6 21.8

"

组别 内皮生长因子蛋白浓度(μg/L)
阴性对照组 213±11
125 μg/ml刺五加皂苷 209±8
250 μg/ml刺五加皂苷 199±11
500 μg/ml刺五加皂苷 192±11
丝裂霉素组 190±9
250 μg/ml刺五加皂苷+丝裂霉素组 185±8
500 μg/ml刺五加皂苷+丝裂霉素组 181±10
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