1.Impact of the Body Shape Index on Mortality in Patients With Acute Heart Failure
Yaoyao WANG ; Zhanyuan CHEN ; Rui ZHU ; Lili LIU ; Yu WEI ; Lihua ZHANG ; Jianfang CAI
Chinese Circulation Journal 2025;40(10):977-984
Objectives:To analyze the correlation between the the body shape index(ABSI)and all-cause mortality(ACM)as well as cardiovascular mortality(CVM)in patients with acute heart failure.Methods:This study analyzed data from the National Registration Study of Major Chronic Diseases,a prospective cohort on heart failure.A total of 4 907 patients with acute heart failure were enrolled from multiple centers nationwide,of which 4 375 were eligible for this study.The relationships of between body mass index(BMI),waist circumference,and ABSI with ACM and CVM were assessed using multivariable cox proportional hazards models.Results:The mean age of the patients was(65.0±13.4)years,62.3%was male.The median follow-up time was 4.6(4.59,4.65)years,there were 1 972(45.1%)ACM and 1 400(32.0%)CVM.Multivariable cox regression analysis showed that higher ABSI was associated with an increased risk of mortality.Compared to the second quartile of ABSI,the hazard ratio(HR)for the highest(fourth)quartile were 1.29(95%CI:1.14-1.46,P<0.05)for ACM and 1.23(95%CI:1.06-1.43,P<0.05)for CVM.In contrast,BMI and waist circumference were inversely associated with risks of both ACM and CVM.Conclusions:ABSI can more intuitively reflect the correlation between obesity and death in patients with heart failure than BMI and waist circumference,which has important clinical significance.
2.Impact of the Body Shape Index on Mortality in Patients With Acute Heart Failure
Yaoyao WANG ; Zhanyuan CHEN ; Rui ZHU ; Lili LIU ; Yu WEI ; Lihua ZHANG ; Jianfang CAI
Chinese Circulation Journal 2025;40(10):977-984
Objectives:To analyze the correlation between the the body shape index(ABSI)and all-cause mortality(ACM)as well as cardiovascular mortality(CVM)in patients with acute heart failure.Methods:This study analyzed data from the National Registration Study of Major Chronic Diseases,a prospective cohort on heart failure.A total of 4 907 patients with acute heart failure were enrolled from multiple centers nationwide,of which 4 375 were eligible for this study.The relationships of between body mass index(BMI),waist circumference,and ABSI with ACM and CVM were assessed using multivariable cox proportional hazards models.Results:The mean age of the patients was(65.0±13.4)years,62.3%was male.The median follow-up time was 4.6(4.59,4.65)years,there were 1 972(45.1%)ACM and 1 400(32.0%)CVM.Multivariable cox regression analysis showed that higher ABSI was associated with an increased risk of mortality.Compared to the second quartile of ABSI,the hazard ratio(HR)for the highest(fourth)quartile were 1.29(95%CI:1.14-1.46,P<0.05)for ACM and 1.23(95%CI:1.06-1.43,P<0.05)for CVM.In contrast,BMI and waist circumference were inversely associated with risks of both ACM and CVM.Conclusions:ABSI can more intuitively reflect the correlation between obesity and death in patients with heart failure than BMI and waist circumference,which has important clinical significance.
3.Experimental study of tinnitus on electrophysiology
Zhiwu HUANG ; Ping CHEN ; Zhanyuan WU ; Zezhang TAO
Chinese Journal of Pathophysiology 1986;0(04):-
AIM: To find the evidence of electrophysi ol ogic mechanisms associated with average spectrum of electrophysiological cochleo neural activity (ASECA), a measure of spontaneous auditory nerve activity altera tions. METHODS: The long-term salicylate treatment was used to establis h the available animal model of tinnitus, the ASECA was monitored, and the effec ts of various presented ipsilateral acoustic were investigated. RESULTS: (1) In the first treatment, ASECA decreased acutely dur ing several hours after salicylate administration. After several days (1 week an d 2 weeks) this decrease was reduced. (2) Over weeks of salicylate administratio n, the level of ASECA increased progressively, but at the end of treatment, acou stic tuning of ASECA showed a partially decreased sensitivity. (3) In control an imals, delivery of an ipsilateral noise reproduced the increase in the level of ASECA that was similar to the result observed in long-term salicylate-treated an imals. The noise (the white noise was 55-60 dB SPL) was of moderate level and it slightly elevated CAP thresholds at higher frequencies. CONCLUSION: In the long-term salicylate-treated animals, the ASE CA-1 kHz increased reflects strongly increased synchronized activity in the audi tory nerve.

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