Tilt table testParasympathetic nervous systemAutonomic nervous systemOBJECTIVE: To determine whether the heart rate changes during tilt table testing could be used in the differential diagnosis between vasovagal syncope and chronic autonomic failure. METHODS: We compared the relationship between ...
Perkins'tilt cell has a hydraulically-actuated table that can rotate a fully-instrumented engine through 180° on the crankshaft axis, and it tilts up or down 45° off horizontal while it's running. A typical test includes a battery of tilts and rotations that mirror actual conditions the ...
OBJECTIVE: To determine whether the heart rate changes during tilt table testing could be used in the differential diagnosis between vasovagal syncope and chronic autonomic failure. METHODS: We compared the relationship between electrocardiographic R-R intervals and beat-to-beat blood pressure in 43 pat...
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Luminance was meas- ured with a photometer (OP200-E, Cambridge Research System Ltd, Rochester, Kent, UK). A gamma-corrected lookup table (LUT) was used so that luminance was a linear function of the digital representation of the image luminance levels. Observers sat in a dark room at a...
Table 1 Univariable and multivariable analysis of factors predicting tilt test positivity in patients investigated for unexplained syncope using the Italian tilt test protocol. Full size table Exclusion of one database did not substantially affect the overall results except for the impact of low SBP on...
Fittings for pivoting and tiltable doors, windows or the like, the opening frame (9) of which partially overlaps with the casement (4), are composed of an angle support (10) and of a stop brace (11) which are fastened in rebates and which both comprise an auxiliary brace arm (13, 11...
~8.1 Å (restored vs. ideal for ±60°) (Supplementary Table 2), which are even better than the ideal resolution (since the ideal map contains noise). The above tests suggest that by reducing the noise, the missing-wedge restorability can be improved. We want to test whether the ...
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Table 1. P-PID controller gains obtained for normal flight mode. Regarding the coupled-to-transmission-line flight mode, as previously mentioned, the HTR modeling was reduced from six to two controlled DoFs. To illustrate the control loops in a simplified picture, Figure 10 shows the htr over...