目的了解某单位中青年男性血脂异常的发病情况及其危险因素,为其预防和干预提供参考依据。方法收集2019年1月至2020年12月来某疗养机构进行疗养的某单位中青年男性的体检数据,采用χ^(2)检验对血脂异常检出率分布特征进行分析,采用多因...目的了解某单位中青年男性血脂异常的发病情况及其危险因素,为其预防和干预提供参考依据。方法收集2019年1月至2020年12月来某疗养机构进行疗养的某单位中青年男性的体检数据,采用χ^(2)检验对血脂异常检出率分布特征进行分析,采用多因素Logistics回归分析血脂异常的危险因素。结果956例中青年男性检出209例血脂异常,检出率为21.9%。高胆固醇(TC)血症、高三酰甘油(TG)血症、高低密度脂蛋白胆固醇(LDL-C)血症和低高密度脂蛋白胆固醇(HDL-C)血症的检出率分别为6.1%、12.4%、0.4%、10.4%。血脂异常随着年龄的增加呈上升趋势(P<0.05);随着体质指数(body mass index,BMI)的增加,血脂异常检出率增高(P<0.05)。多因素Logistics回归分析结果显示,年龄(OR=1.047,95%CI:1.017,1.078)、超重(OR=2.208,95%CI:1.506,3.238)、肥胖(OR=4.121,95%CI:2.032,8.355)、丙氨酸氨基转移酶(alanine transaminase,ALT)异常(OR=2.353,95%CI:1.568,3.530)、脂肪肝(OR=1.674,95%CI:1.116,2.511)和高尿酸血症(OR=2.468,95%CI:1.733,3.515)是血脂异常的危险因素(P<0.05)。结论年龄、超重、肥胖、ALT异常、脂肪肝和高尿酸血症均是某单位中青年男性血脂异常的危险因素,除了年龄,其他都与不良的饮食和生活习惯相关。因此,降低脂肪、嘌呤的摄入量和科学进行身体锻炼控制BMI是预防和干预血脂异常的有效措施。展开更多
We report on the properties of strong pulses from PSR B0656＋14 by analyzing the data obtained using the Urumqi 25-m radio telescope at 1540 MHz from August 2007 to September 2010.In 44 h of observational data,a total...We report on the properties of strong pulses from PSR B0656＋14 by analyzing the data obtained using the Urumqi 25-m radio telescope at 1540 MHz from August 2007 to September 2010.In 44 h of observational data,a total of 67 pulses with signal-to-noise ratios above a 5σthreshold were detected.The peak flux densities of these pulses are 58 to 194 times that of the average profile,and their pulse energies are 3 to 68 times that of the average pulse.These pulses are clustered around phases about 5-ahead of the peak of the average profile.Compared with the width of the average profile,they are relatively narrow,with the full widths at half-maximum ranging from 0.28 ° to 1.78 °.The distribution of pulse-energies follows a lognormal distribution.These sporadic strong pulses detected from PSR B0656＋14 have different characteristics from both typical giant pulses and its regular pulses.展开更多
文摘目的了解某单位中青年男性血脂异常的发病情况及其危险因素,为其预防和干预提供参考依据。方法收集2019年1月至2020年12月来某疗养机构进行疗养的某单位中青年男性的体检数据,采用χ^(2)检验对血脂异常检出率分布特征进行分析,采用多因素Logistics回归分析血脂异常的危险因素。结果956例中青年男性检出209例血脂异常,检出率为21.9%。高胆固醇(TC)血症、高三酰甘油(TG)血症、高低密度脂蛋白胆固醇(LDL-C)血症和低高密度脂蛋白胆固醇(HDL-C)血症的检出率分别为6.1%、12.4%、0.4%、10.4%。血脂异常随着年龄的增加呈上升趋势(P<0.05);随着体质指数(body mass index,BMI)的增加,血脂异常检出率增高(P<0.05)。多因素Logistics回归分析结果显示,年龄(OR=1.047,95%CI:1.017,1.078)、超重(OR=2.208,95%CI:1.506,3.238)、肥胖(OR=4.121,95%CI:2.032,8.355)、丙氨酸氨基转移酶(alanine transaminase,ALT)异常(OR=2.353,95%CI:1.568,3.530)、脂肪肝(OR=1.674,95%CI:1.116,2.511)和高尿酸血症(OR=2.468,95%CI:1.733,3.515)是血脂异常的危险因素(P<0.05)。结论年龄、超重、肥胖、ALT异常、脂肪肝和高尿酸血症均是某单位中青年男性血脂异常的危险因素,除了年龄,其他都与不良的饮食和生活习惯相关。因此,降低脂肪、嘌呤的摄入量和科学进行身体锻炼控制BMI是预防和干预血脂异常的有效措施。
基金funded by the National Natural Science Foundation of China(Grant No.10973026)
文摘We report on the properties of strong pulses from PSR B0656＋14 by analyzing the data obtained using the Urumqi 25-m radio telescope at 1540 MHz from August 2007 to September 2010.In 44 h of observational data,a total of 67 pulses with signal-to-noise ratios above a 5σthreshold were detected.The peak flux densities of these pulses are 58 to 194 times that of the average profile,and their pulse energies are 3 to 68 times that of the average pulse.These pulses are clustered around phases about 5-ahead of the peak of the average profile.Compared with the width of the average profile,they are relatively narrow,with the full widths at half-maximum ranging from 0.28 ° to 1.78 °.The distribution of pulse-energies follows a lognormal distribution.These sporadic strong pulses detected from PSR B0656＋14 have different characteristics from both typical giant pulses and its regular pulses.
