Spanish
no estratificado 1
Patients were stratified according to cardiovascular risk factors and to treatment strategy.
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The population was stratified into groups depending on health and hemoglobin status.
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An equipoise-stratified design allowed participants to exclude or include specific treatment strategies.
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Cases were then stratified into whether a CD was used or not.
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Different genetic models were used to assess the pooled and stratified data.
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Histology-by-treatment interaction was tested with an unstratified multivariate Cox regression model.
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In the first place, it is mainly unstratified; its lower formation is altogether so.
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The whole valley of the Amazon is covered with stratified and unstratified and unfossiliferous
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The origin of the unstratified drift is a question which has been much controverted.
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The clay does not arrange itself in layers or beds, but is distinctly unstratified.
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As a rule it is quite unstratified, but traces of bedding are not uncommon.
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It is unstratified, and is composed of compact tuff, in parts having the resin-like fracture.
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Over much of the northern states there is spread an unstratified stony clay called the drift.
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In every climate, unstratified granite separates by decomposition into blocks of prismatic, cylindric, or columnar figures.
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In places the unstratified drift is heaped in hills of various kinds, which we will now describe.
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Near Ocotal this unstratified formation is nearly level, excepting where worn into deep gulches by the existing streams.
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All strictly glacial deposits are unstratified.
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They are rarely, if ever, seen in unstratified rocks; but many layers of stratified rocks abound in these remains.
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These unstratified deposits consist mostly of quartz sand with numerous angular and subangular blocks of quartz and talcose schist.
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The brunt of the controversy settled about the unstratified rocks-granitesand their allies-whichthe Plutonists claimed as of igneous origin.
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This familiar rock may be studied as an example of the second great group of rocks,-theunstratified, or igneous rocks.