P033 在AIBD移动演讲者多样性的针
Alexander Goldowsky1, Roshni Singh1, Aline Charabaty2
1Boston Medical Center, Boston, Massachusetts, United States.
The American journal of gastroenterology
|July 18, 2023
概括
在"炎症性肠病进展" (AIBD) 会议上,发言人多样性有所改善,在2014-2020年期间,女性发言人增加,男性专家小组减少. 然而,种族和民族的多样性,以及早期的胃肠道病学家的代表性,仍然需要加强.
科学领域:
- 医学会议 医学会议
- 胃肠病学 胃肠病学
- 炎症性肠病 (IBD) 是一种炎症性肠病.
背景情况:
- 在学术会议上,越来越多地关注改善受邀演讲者的多样性.
- 在IBD领域缺乏先前对讲者多样性 (性别,种族,经验) 的评估.
- 需要在一个主要的IBD年度会议上评估趋势.
研究的目的:
- 评估演讲者的性别,种族和经验的趋势,在2014年至2020年的炎症性肠病 (AIBD) 会议的进展.
- 评估随着时间的推移,全男性小组的比例.
- 将演讲者多样性指标与控制会议进行比较.
主要方法:
- 对2014-2020年AIBD计划小册子的审查.
- 对发言人人口统计的评估:性别,种族,主题,机构和胃肠病学家的研究会后的年份.
- 计算全男性小组并与对照会议进行比较 (胸部瘤学个性化疗法).
主要成果:
- 女性发言人从25% (2016) 增加到39% (2020);女性胃肠科医生发言人从12% (2015) 增加到27% (2020).
- 所有男性组成的小组从47% (2014-2017) 减少到11% (2018-2020).
- 种族多样性 (亚裔,西班牙裔/拉丁裔,黑人) 仍然是静态的 (平均值). 分别为13%,5%,1%),并没有反映美国胃肠科医生人口统计数据;平均演讲经验是15年后的伙伴关系.
结论:
- 到2020年,AIBD女性演讲者的比例显著增加.
- 有机会加强说话者之间的种族和民族多样性.
- 建议更多地纳入职业生涯早期的胃肠道科医生.
相关概念视频
01:28Diversity of Antigen Receptors
647
Antigen receptors are essential components of the immune system crucial in defending the body against foreign invaders. These receptors are present on the surface of B and T cells, enabling them to recognize antigens and mount an appropriate immune response.
Before encountering any antigen, lymphocytes express these receptors. On B cells, the antigen receptor is a membrane-bound antibody molecule called BCR; on T cells, it is a T cell receptor or TCR. B and T cell receptors are composed of two...
Before encountering any antigen, lymphocytes express these receptors. On B cells, the antigen receptor is a membrane-bound antibody molecule called BCR; on T cells, it is a T cell receptor or TCR. B and T cell receptors are composed of two...
647
01:21Impedance Combination
459
Consider a string of christmas lights, each bulb symbolizing an impedance element. In this series configuration, the flow of electric current remains uniform across every component. This behavior aligns with Kirchhoff's Voltage Law (KVL), which asserts that the total impedance in such a setup equals the sum of individual impedances—akin to resistors in series. It follows that the voltage from the power source is distributed proportionally among these components, adhering to the...
459
01:14BJT Amplifiers
519
Bipolar Junction Transistors (BJTs) are pivotal components in amplifier circuits, functioning as voltage-controlled current sources in their active region. This characteristic allows them to efficiently control the collector current through variations in the base-emitter voltage. Essentially, BJTs amplify power due to their ability to take a weak input signal and output a much stronger signal.
In BJT amplifier configurations, particularly in common-emitter setups, the transistor's role...
In BJT amplifier configurations, particularly in common-emitter setups, the transistor's role...
519
01:25Instrumentation Amplifier
607
An electrocardiography (ECG) machine is an essential piece of medical equipment used to monitor the electrical activity of the heart. It operates by detecting small electrical changes on the skin that result from the depolarization of the heart muscle during each heartbeat. However, these signals are in the microvolt range and can be easily overwhelmed by noise or interference.
To overcome this challenge, an ECG machine utilizes an instrumentation amplifier. This specialized amplifier is...
To overcome this challenge, an ECG machine utilizes an instrumentation amplifier. This specialized amplifier is...
607
01:24Bus Impedance Matrix
149
Calculating subtransient fault currents for three-phase faults in an N-bus power system involves using the positive-sequence network. When a three-phase short circuit occurs at a specific bus, the analysis uses the superposition method to evaluate two separate circuits.
In the first circuit, all machine voltage sources are short-circuited, leaving only the prefault voltage source at the fault location. The positive-sequence bus impedance matrix can be determined by solving the nodal equations,...
In the first circuit, all machine voltage sources are short-circuited, leaving only the prefault voltage source at the fault location. The positive-sequence bus impedance matrix can be determined by solving the nodal equations,...
149
01:21Small-Signal Analysis of BJT Amplifiers
1.2K
Small signal analysis is a fundamental approach used in electronics to understand how a Bipolar Junction Transistor (BJT) amplifier processes signals. In the active region, the BJT is designed for linear amplification. The transistor's behavior under these conditions is governed by its instantaneous base-emitter voltage VBE, a sum of the DC bias VBE, and a small AC signal VBE, resulting in the collector current iC. Here, the collector current has a DC component and an AC component.
1.2K