数据挖掘评估截肢手术后的死亡率

数据集获取（Figshare）

• 源站标题：Data mining to evaluate mortality after amputation surgery
• DOI：10.6084/m9.figshare.6273776.v1
• 发布日期：2018-05-16
• 文件数：2 个
• 文件总体积：27.65 KB
• 源站页面：https://scielo.figshare.com/articles/dataset/Data_mining_to_evaluate_mortality_after_amputation_surgery/6273776

命令行下载

curl -L -o "Table_1.xls" "https://ndownloader.figshare.com/files/11469602"
curl -L -o "Table_2.xls" "https://ndownloader.figshare.com/files/11469623"

文件清单

• Table_1.xls（13.82 KB）
• Table_2.xls（13.82 KB）

文件总体积 27.65 KB（源站 API 实测）。

数据加载示例（图像类）

from PIL import Image
import glob, os

files = (glob.glob(os.path.join(path, "**", "*.png"), recursive=True)
       + glob.glob(os.path.join(path, "**", "*.jpg"), recursive=True)
       + glob.glob(os.path.join(path, "**", "*.tif"), recursive=True))
print("图像文件数:", len(files))
img = Image.open(files[0]); print("尺寸/模式:", img.size, img.mode)

# torchvision Dataset 方式:
# from torchvision import datasets
# ds = datasets.ImageFolder(path)  # 要求 子目录=类别

目录组织与标注格式以源站说明和下载后实际文件为准。

数据说明

Abstract Background The objective of amputation and disarticulation is to improve health. However, these treatments are associated with significant mortality rates that vary in relation to risk factors. Objective To identify associations between determinants of postoperative mortality after amputation surgery. Methods Case-control study (death vs. no death) considering data from 173 patients who underwent amputation surgery at a public hospital in Santa Catarina state, Brazil. These data were analyzed using a data mining approach to discover association rules and epidemiologic association metrics. Results The main determinants were age > 60 years (odds ratio (OR) = 3.0), female sex (OR = 2.0), low education, hypertension (OR = 3.0), diabetes (OR = 1.6), and smoking (OR = 1.8). Among patients aged 60-69 years, 87.9% survived to discharge from hospital. The exceptions occurred when patients in this age range had peripheral vascular disease. The same was true when age was > 70 years, among whom diagnoses of embolism and thrombosis of arteries of the lower extremities were the exception factors (associated with death). The most common pathologies associated with death were vascular disease (47.0%) and diabetes (29.4%), heart disease (relative risk = 11.4), renal disease (OR = 10.4), and lung disease (OR = 5.2). Proximal surgeries were more strongly associated with death than distal ones. Among the deaths, 76.0% had been given spinal anesthesia and 24.0% general anesthesia. Conclusion Data mining enabled identification of associations between death and a variety of different variables and diagnostic hypotheses; for example, age > 70 years and diagnosis of embolism and thrombosis of arteries of the lower extremities.

许可

CC BY 4.0

引用

学术使用请引用 DOI 10.6084/m9.figshare.6273776.v1（source: https://scielo.figshare.com/articles/dataset/Data_mining_to_evaluate_mortality_after_amputation_surgery/6273776）。