Objective To study the relationship between severity of skeletal Class Ⅲ malocclusion and the patient's emotional status, as well as motivation for seeking surgical correction and satisfaction with the outcome o...Objective To study the relationship between severity of skeletal Class Ⅲ malocclusion and the patient's emotional status, as well as motivation for seeking surgical correction and satisfaction with the outcome of the surgery Methods One hundred and forty consecutive Chinese patients with skeletal Class Ⅲ malocclusion who had been treated with a combined orthodontic and surgical approach were studied Sixty seven percent (40 males and 54 females) responded to a questionnaire Fifty four percent had two jaw deformities, 32% mandibular hyperplasia and 14% maxillary hypoplasia Surgical procedures: 77% received two jaw surgeries, 15% maxillary advancement and 8% mandibular setback This was a retrospective study based on questionnaires with numerical scale ranked answers (0: not at all; 1: a little; 2: moderately; 3: quite a bit; and 4: extremely) Results ANB angle was significantly negatively correlated with feelings about the nickname related to their facial problems (embarrassment: r =-0 30, P <0 01; worn out r =-0 32, P <0 01; angry r = -0 24, P <0 05) ANB angle also had a significant negative correlation with the reasons for having the surgery (pressure from their friends: r =-0 21, P <0 05, and referred by physician: r =-0 24, P <0 05) Changes in life style as a result of surgery were significantly negatively correlated with the ANB angle before treatment, positive influence on relationships with the opposite sex ( r =-0 25, P <0 05), positive influence in social activiies ( r =-0 22, P <0 05) Conclusion The psychological status before surgery and the outcome following orthognathic surgery in patients with skeletal Class Ⅲ malocclusion were closely related to severity of the malocclusion展开更多
Quantum private comparison is an important topic in quantum cryptography.Recently,the idea of semi-quantumness has been often used in designing private comparison protocol,which allows some of the participants to rema...Quantum private comparison is an important topic in quantum cryptography.Recently,the idea of semi-quantumness has been often used in designing private comparison protocol,which allows some of the participants to remain classical.In this paper,we propose a semi quantum private comparison scheme based on Greenberge-Horne-Zeilinger(GHZ)class states,which allows two classical participants to compare the equality of their private secret with the help of a quantum third party(server).In the proposed protocol,server is semi-honest who will follow the protocol honestly,but he may try to learn additional information from the protocol execution.The classical participants’activities are restricted to either measuring a quantum state or reflecting it in the classical basis{0,1}.In addition,security and efficiency of the proposed schemes have been discussed.展开更多
To achieve the overall goals and purposes of education is closely related to the living environments of students.Different family backgrounds will put children into a situation where they face unfair competition.Accor...To achieve the overall goals and purposes of education is closely related to the living environments of students.Different family backgrounds will put children into a situation where they face unfair competition.According to a survey conducted in China’s Urumqi and Changchun about parents’awareness of educating their children,this paper will suggest that families with different backgrounds have different expectations for their children’s education.Moreover,it suggests that parents’social status is related to their children’s education expectations.Therefore,we can find that parents’social status influences their children’s education,and their positions in social class are related to education.展开更多
The“six-and-twelve”(6&12)score is a new hepatocellular carcinoma(HCC)prognostic index designed for recommended transarterial chemoembolization(TACE)candidates.Quick and easy to use by the sum of tumor size(cm)an...The“six-and-twelve”(6&12)score is a new hepatocellular carcinoma(HCC)prognostic index designed for recommended transarterial chemoembolization(TACE)candidates.Quick and easy to use by the sum of tumor size(cm)and number,this model identifies three groups with different survival time(the sum is≤6;or>6 but≤12;or>12);a survival benefit with TACE can be expected for HCC patients with a score not exceeding twelve.Recently,Wang ZW et al showed that the“6&12”model was the best system correlated with radiological response after the first TACE.Thus,we wanted to assess its survival prediction ability as well as its prognostic value and compared it to other systems(Barcelona Clinic Liver Cancer,Hong Kong Liver Cancer(HKLC)staging,Albumin-Bilirubin grade,tumor nodularity,infiltrative nature of the tumor,alpha-fetoprotein,Child-Pugh class,and Performance Status score,Cancer of the Liver Italian Program,Model to Estimate Survival for HCC scores,up-to-seven criteria)different from Wang ZW et al study in a multicenter French cohort of HCC including only recommended TACE candidates retrospectively enrolled.As previously demonstrated,we show that the"6&12”score can classify survival within this French cohort,with a prognostic value comparable to that of other systems,except HKLC staging.More importantly,the“6&12”score simplicity and ability in patients’stratification outperform other systems for a routine clinical practice.展开更多
My name is Chen Siwei. I’m from Class 4, Grade 8 of No. 4 Middle School. Last Friday afternoon, we had a class party. At the party, we invited our English teacher, Mr. Zhang, to give us a talk on how to learn English...My name is Chen Siwei. I’m from Class 4, Grade 8 of No. 4 Middle School. Last Friday afternoon, we had a class party. At the party, we invited our English teacher, Mr. Zhang, to give us a talk on how to learn English well. Because of being good at singing, my deskmate Lin Tao sang the English song WE WISH YOU A MERRY CHRISTMAS.展开更多
文摘Objective To study the relationship between severity of skeletal Class Ⅲ malocclusion and the patient's emotional status, as well as motivation for seeking surgical correction and satisfaction with the outcome of the surgery Methods One hundred and forty consecutive Chinese patients with skeletal Class Ⅲ malocclusion who had been treated with a combined orthodontic and surgical approach were studied Sixty seven percent (40 males and 54 females) responded to a questionnaire Fifty four percent had two jaw deformities, 32% mandibular hyperplasia and 14% maxillary hypoplasia Surgical procedures: 77% received two jaw surgeries, 15% maxillary advancement and 8% mandibular setback This was a retrospective study based on questionnaires with numerical scale ranked answers (0: not at all; 1: a little; 2: moderately; 3: quite a bit; and 4: extremely) Results ANB angle was significantly negatively correlated with feelings about the nickname related to their facial problems (embarrassment: r =-0 30, P <0 01; worn out r =-0 32, P <0 01; angry r = -0 24, P <0 05) ANB angle also had a significant negative correlation with the reasons for having the surgery (pressure from their friends: r =-0 21, P <0 05, and referred by physician: r =-0 24, P <0 05) Changes in life style as a result of surgery were significantly negatively correlated with the ANB angle before treatment, positive influence on relationships with the opposite sex ( r =-0 25, P <0 05), positive influence in social activiies ( r =-0 22, P <0 05) Conclusion The psychological status before surgery and the outcome following orthognathic surgery in patients with skeletal Class Ⅲ malocclusion were closely related to severity of the malocclusion
基金supported by the National Natural Science Foundation of China(Grant No.61572086)Major Project of Education Department in Sichuan(Grant No.18ZA0109)Web Culture Project Sponsored by the Humanities and Social Science Research Base of the Sichuan Provincial Education Department(Grant No.WLWH18-22).
文摘Quantum private comparison is an important topic in quantum cryptography.Recently,the idea of semi-quantumness has been often used in designing private comparison protocol,which allows some of the participants to remain classical.In this paper,we propose a semi quantum private comparison scheme based on Greenberge-Horne-Zeilinger(GHZ)class states,which allows two classical participants to compare the equality of their private secret with the help of a quantum third party(server).In the proposed protocol,server is semi-honest who will follow the protocol honestly,but he may try to learn additional information from the protocol execution.The classical participants’activities are restricted to either measuring a quantum state or reflecting it in the classical basis{0,1}.In addition,security and efficiency of the proposed schemes have been discussed.
文摘To achieve the overall goals and purposes of education is closely related to the living environments of students.Different family backgrounds will put children into a situation where they face unfair competition.According to a survey conducted in China’s Urumqi and Changchun about parents’awareness of educating their children,this paper will suggest that families with different backgrounds have different expectations for their children’s education.Moreover,it suggests that parents’social status is related to their children’s education expectations.Therefore,we can find that parents’social status influences their children’s education,and their positions in social class are related to education.
文摘The“six-and-twelve”(6&12)score is a new hepatocellular carcinoma(HCC)prognostic index designed for recommended transarterial chemoembolization(TACE)candidates.Quick and easy to use by the sum of tumor size(cm)and number,this model identifies three groups with different survival time(the sum is≤6;or>6 but≤12;or>12);a survival benefit with TACE can be expected for HCC patients with a score not exceeding twelve.Recently,Wang ZW et al showed that the“6&12”model was the best system correlated with radiological response after the first TACE.Thus,we wanted to assess its survival prediction ability as well as its prognostic value and compared it to other systems(Barcelona Clinic Liver Cancer,Hong Kong Liver Cancer(HKLC)staging,Albumin-Bilirubin grade,tumor nodularity,infiltrative nature of the tumor,alpha-fetoprotein,Child-Pugh class,and Performance Status score,Cancer of the Liver Italian Program,Model to Estimate Survival for HCC scores,up-to-seven criteria)different from Wang ZW et al study in a multicenter French cohort of HCC including only recommended TACE candidates retrospectively enrolled.As previously demonstrated,we show that the"6&12”score can classify survival within this French cohort,with a prognostic value comparable to that of other systems,except HKLC staging.More importantly,the“6&12”score simplicity and ability in patients’stratification outperform other systems for a routine clinical practice.
文摘My name is Chen Siwei. I’m from Class 4, Grade 8 of No. 4 Middle School. Last Friday afternoon, we had a class party. At the party, we invited our English teacher, Mr. Zhang, to give us a talk on how to learn English well. Because of being good at singing, my deskmate Lin Tao sang the English song WE WISH YOU A MERRY CHRISTMAS.
