Validation of <scp>GPS</scp>kin Barrier<sup>®</sup> for assessing epidermal permeability barrier function and stratum corneum hydration in humans
Why this work is in the frame
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Bibliographic record
Abstract
Abstract Background Measurements of transepidermal water loss ( TEWL ) and stratum corneum ( SC ) hydration are important for assessing epidermal functions. However, the availability of reliable and user‐friendly devices, which can simultaneously measure both TEWL and SC hydration and can allow health providers to remotely access data in time, is limited. Materials and Methods GPS kin Barrier ® was compared with MPA 5 system in the measurements of TEWL and SC hydration on the cheek, the dorsal hand, and the forearm in 200 normal volunteers, including 126 females and 74 males, aged 1‐78 years with an average age of 45.24 ± 1.04 years. Correlation of data measured with MPA 5 system and GPS kin Barrier ® was determined. Results Levels of both TEWL and SC hydration measured with the Barrie GPS kin Barrier ® were lower than that with MPA 5 system on all 3 body sites except for hydration on the cheek. The levels of both TEWL and SC hydration measured with GpSkin Barrier ® were correlated well with that measured with MPA 5 system on all 3 body sites Conclusions GPS kin Barrier ® is a reliable, affordable, and versatile device for assessing epidermal permeability barrier function and SC hydration.
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Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.003 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| Science and technology studies | 0.000 | 0.002 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it