Relations of clinical and pathological characteristics and Blood Calcium levels in NSCLC patients.

§These variables is not included, because it is too less and not enough for statistics analysis;&This variable just included the resected NSCLC cases;▽These cases came from the follow-up of resected NSCLC patients who were not detected bone metastases at primary care;LN: Lymph node;aCompare of never smokers to smoking index≧400;bCompare of well differentiation to moderately and poorly differentiation;cCompare of adenomas with squamous lung carcinomas, because others is too less and have special features.

§ 以下变量未纳入分析，因样本量过少，不足以开展统计学分析；
& 本分析仅纳入接受手术切除的非小细胞肺癌（NSCLC）病例；
▽ 本次纳入的病例均来源于初诊时未检出骨转移的术后非小细胞肺癌患者的随访数据；
LN：淋巴结（Lymph node）；
a 从不吸烟者与吸烟指数≥400人群的组间比较；
b 高分化肿瘤与中、低分化肿瘤的组间比较；
c 肺腺瘤与肺鳞状细胞癌的组间比较，其余分组样本量过少且具有特殊特征。