Safe Score Assessment
Safe Score Assessment - Related Videos
11:19
Safe Handling of Mineral Acids
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2023
Source: Robert M. Rioux & Taslima A. Zaman, Pennsylvania State University, University Park, PA A mineral acid (or inorganic acid) is defined as a water-soluble acid derived from inorganic minerals by chemical reaction as opposed to organic acids (e.g. acetic acid, formic acid). Examples of mineral acids include: • Boric acid (CAS No.10043-35-3) • Chromic acid (CAS No.1333-82-0) • Hydrochloric acid (CAS No.7647-01-0) • Hydrofluoric acid (CAS No. 7664-39-3) • Nitric acid (CAS No. 7697-37-2) •...
05:42
Z-Scores for Assessing Ovarian Reserve in Young Patients Undergoing Fertility Preservation
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Cited by 1 •
2024
The present protocol describes a method for assessing ovarian reserve in patients under 25 years old who require fertility preservation through ovarian tissue cryopreservation. This method involves: (1) histological assessment of ovarian reserve in cortical samples, (2) comparison to a reference dataset, and (3) calculation of Z-scores.
01:06
Introduction to z Scores
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2023
A z score (or standardized value) is measured in units of the standard deviation. It tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a zero z score. It is important to note that the mean of the z scores is zero, and the standard deviation is one. z scores help...
01:17
z Scores and Area Under the Curve
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2023
z scores are the standardized values obtained after converting a normal distribution into a standard normal distribution. A z score is measured in units of the standard deviation. The z score tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a z score of zero.
09:38
The Ladder Rung Walking Task: A Scoring System and its Practical Application.
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Cited by 305 •
2009
The ladder rung walking task is a new test to assess skilled walking and measure both forelimb and hindlimb placing, stepping, and inter-limb co-ordination.
FAQs
The two test items sample voluntary control at different parts of the affected upper limb: shoulder abduction reflects arm movement, while finger extension reflects hand control. Combining their Medical Research Council strength grades creates a composite rather than relying on one movement alone, giving clinicians a concise picture of arm and hand weakness after stroke.
The Medical Research Council scale supplies the strength-grading framework for each selected movement. Clinicians assign a manual muscle strength grade to shoulder abduction and another to finger extension, then combine those grades into the assessment result. Using the same grading approach makes the measure standardized, supporting consistent clinical evaluation and comparison in research.
The composite focuses on voluntary upper-limb motor control, so it should not be treated as a complete description of neurological status or everyday function. Pairing it with broader neurological and functional evaluations adds context to the arm and hand findings. This combined view supports more informed prognosis, rehabilitation planning, and outcome monitoring.
Clinicians manually assess shoulder abduction and finger extension, assign strength grades with the Medical Research Council scale, and combine the two results into a composite score. The process is brief and can be completed early after stroke. Its focused format allows the finding to be incorporated into wider neurological and functional assessment rather than replacing them.
An early result can contribute to estimating a patient’s potential for functional recovery and can inform rehabilitation planning. Repeating the assessment during follow-up also allows clinicians to monitor changes in voluntary arm and hand control. Because the measure is focused, changes should be considered with other neurological and functional outcomes when judging overall progress.
In neuroscience research, the measure provides a standardized outcome for comparing post-stroke recovery patterns and evaluating interventions aimed at motor function. Its shoulder-abduction and finger-extension components give studies a consistent focus on voluntary upper-limb control. Researchers can interpret the resulting composite alongside broader outcomes to relate a targeted motor measure to overall recovery.