工龄

血清中CPK与对照组比较差异极其显著（P＜0.001），与工种、工龄和骨骼改变有一定关系。

Serum CPK activity in the exposure group was significantly increased as compared with the control group , and correlated with type of work , length of service and bone changes to some extent .

结果：不同学历、工龄、职称的护士对《医疗事故处理条例》掌握情况具有统计学意义（P0.05）。

Results : in terms of the grasp of the regulation , there was statistical difference among nurse of different formal schooling records , different length of service , and with different professional job titles ( P 0.05 ) .

不同放射工龄组间白细胞和血小板异常率比较，差异无显著性（P0.05）。

The abnormal rate of WBC and PLT is no significant difference ( P0.05 ) with the different length of service .

随着炼焦工龄的延长，血清P21水平有一定的升高；

Serum P21 was increased with the time prolonged .

工龄越长，班后PE、SE降低和PA、PA／PE的增高值较班前越大。提示强风洞噪声对左室舒张功能有一定的影响。

It indicated that the strong noise would have some effects on the diastolic function of left ventricle of heart .

结论长期接触焦炉逸散物使职业人群DNA链断裂明显增加，且与工龄有剂量-反应关系，可能与机体活性氧水平升高有关。

Conclusion The workers exposed to coke oven volatiles could cause the increase of DNA damage rate , and ROS level increase might be involved in this process .

在20年以上工龄的接触组中检测出3例P21蛋白阳性个体。

3 cases with positive serum P21 were found in more than 20 years exposed group .

除RP和MH外，其余6个因子均受工龄影响。

Except RP and MH , the score of the rest six factors were related to years of work .

分析影响血清P21蛋白水平的因素、及炼焦工龄与血清P21蛋白表达水平的关系。

Some affecting factors of serum P21 and the correlation of the exposed time and serum P21 were analysed .

Gaga自己的公关就选择了“买断工龄”；这一职位也不会得到填补。

Gaga 's own publicist took a buyout ; his job won 't be filled .

采用胞质分裂阻滞微核测试法（CB微核测试法）对76名丙烯腈（AN）专业工龄为4～20年的作业工人外周血双核淋巴细胞微核进行研究。

Micronuclei ( MN ) of peripheral blood binuclear lymphocytes are studied by the method of cytochalasin B ( CB ) .

结果显示，两组研究人群在年龄、工龄、吸烟及饮酒方面没有显著性差异（P0.05）。

The results showed that there were no significant difference of age , length of work , smoking and drinking between the exposure and control groups ( P0.05 ) .

性别（P>0.05）、放射工龄（P<0.05）同全死因死亡呈负相关。随访终止时的年龄、吸烟同恶性肿瘤死亡呈正相关（P均<0.05）；

The association of sex ( P > 0.05 ) with both total death and malignant tumor death were all negative ( P > 0.05 ) and radiological working duration ( P < 0.05 ) with total death were negative .

分层分析显示，接触锰工龄10a~组红细胞Cu含量明显低于其对照组和接触锰工龄<5a组；

By ICP-AES analysis , in the group with exposure of 10a ~ , the Cu content in erythrocyte was significantly lower than those of control and the group with < 5a exposure .

工龄在10a以上者，其心电图改变明显高于10a以下者。

ECG changes of workers with 10a or above 10 a service were more obvious .

多元逐步回归分析表明，生殖系统症状积分与接触工龄、神经症状积分和ZPP水平明显相关（P＜0.001）。

Multiple stepwise regressive analyses showed that the reproductive symptomatic score was remarkably correlated with years of exposure , nervous symptom and ZPP level ( p < 0.001 ) .

我们调查了某化肥厂接触CO浓度在91.2mg/m~3以下，工龄为1～35年间的283名职工，未发现急性和亚急性中毒病例。

283 fertilizer workers with working years varied form 1 to 35 years under the CO concentration below 91 . 2mg / m ~ 3 were examined . No case of acute or subacute poisoning was shown .

方法对58名长期接触矽尘的工人进行临床、X射线平片、胸部CT等检查，该组病人平均年龄（59±2）岁，平均接尘工龄29年。

Methods Fifty eight workers with an average age of 59 years exposed to silica dust for a mean length of 30 years were examined by clinical physical check up , chest X ray plane film and CT scan .

两组间同年龄、同性别的血脂含量及血脂异常检出率存在较大差异。接噪工龄增加，TC均值增大（P<0.01）。

There were significant differences in the contents and the abnormal detection rates of serum lipid between same age and same sex of the two groups ( P < 0.01 ) .

结论提示接触COE可引起肺通气功能减退和呼吸系统的损害，且随工龄延长有加重的趋势。

Conclusion The COE might cause lung ventilatory function impairment and lung damage tend to be aggravated with the elongation of the exposure time .

结果表明：接尘组外周血白细胞DNA链断裂的水平显著高于对照组（P＜0.01）；性别、年龄、工龄和石棉尘浓度与DNA迁移水平有关。

The results showed that the level of DNA strand breaks in workers exposed to asbestos was significantly higher than that in controls , and difference of DNA breaks were found among sex , age , duration of work , and concentration of asbestos .

井下接尘工人IL-12和IFN-γ水平与矽尘接触工龄、年龄均无关（P0.05）。

The serum levels of IL-12 and IFN - γ in healthy coal workers were not associated with the duration of exposure to dust and the years of age ( P0.05 ) .

非条件Logistic回归显示各期矽肺、中重度吸烟、接尘工龄30年是矿工肺功能障碍的危险因素。随矽肺晋级呼吸困难程度加重，肺功能障碍率升高，以限制性通气功能障碍为主。

The unconditional Logistic regression model suggested that the main risk factors of pulmonary dysfunction were various category of silicosis , medium or heavy smoking , long-term exposure to silica ( 30 years ) and pulmonary tuberculosis .

结论复印作业场所存在O3、NOx的污染，复印作业者体内的氧化和过氧化反应加剧，且O3和复印工龄与其有一定的相关关系。

Condutions There are pollution on O3 and NOx in copying operation places . It is suggested that oxidation and peroxidation in copying operator may be aggravated , and , there is certain correlation negatives between O3 and length of service of copying operator .

接触工龄越长，TNT白内障的检出率越高。预防控制TNT职业损害，要进行工艺改革，加强通风排毒，降低车间空气中TNT浓度，采取切实有效的皮肤防护措施。

Improving the techniques , the ventilation and reducing the concentration of TNT in the workshop and skin protection should be strengthened in order to prevent and control TNT hazard .

不同工龄噪声作业青年工人10～20kHz听阈的测试分析

Analysis of Thresholds From 10 to 20 kHz In Young Workers Exposed to Noise for Different Working Time

接触组中工龄≥2a的调查对象高频听力损失的检出率明显高于对照组（P＜0.05）。

The detection rate of hearing loss at high frequency for the investigated people whose length of service was greater than or equal to 2a among the contact group was significantly higher than that of the reference group ( P ﹤ 0.05 ) .

从事医务工作10年工龄以上的HBV感染率为40.0%，10年之内HBV感染率为25.4%，两组间差异显著（P<0.05）。

The hepatitis B virus ' infection rate of those who went in for medical work more than 10 years was 40.0 % , significantly higher than that ( 25.4 % ) of those who worked within 10 years ( P < 0.05 ) .

结果护理作业人员下背痛患病率高达60.3%，多元Logistic回归分析提示：工龄、弯腰时间、工作疲劳感、轮班频率等因素与下背痛有关。

Results The prevalence of low back pain among nurses was 60.3 % . The results of multiple logistic regression analysis indicated that low back pain related to many risk factors such as length of service , time of stooping , fatigue and frequency of work-shifting .

运用灰色数列GM（1,1）模型预测尘肺的未来5年的患病人数；在听力损伤预测中，利用已有的Logistic回归方程，预测接噪工人的患病工龄和患病率。

Using the Grey Dynamics Model GM ( 1,1 ) to forecast the number of the pneumoconiosis patient in the future 5 years . Applying the existing Logistic Regression equation to forecast the working years and the morbidity of the noise exposure workers in hearing loss forecasting .