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Currency  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.572
Item type: 
section
Amounts of money in US, Canadian, and British currency are expressed as a decimal number or whole number preceded by the symbol for the unit of measure for the currency.The cost-effectiveness analysis ... More

Base Units  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.540
Item type: 
section
The SI is based on 7 fundamental units (base units) that refer to 7 basic quantities of measurement (see the tabulation below). These units form the structure from which other measurement quantities are ... More

Derived Units  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.541
Item type: 
section
Other SI measurement quantities are referred to as derived units and are expressed as products or quotients of the 7 base units. Certain derived SI units have special names and symbols and may be used ... More

Prefixes  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.542
Item type: 
section
Prefixes are combined with base units and derived units to form multiples of SI units. The factors designated by prefixes are powers of 10, and most prefixes involve exponents that are simple multiples ... More

Capitalization  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.544
Item type: 
section
The SI unit names are written lowercase (eg, kilogram) when spelled out, except for Celsius (as in “degrees Celsius”), which is capitalized. Abbreviations or symbols for SI units also are written lowercase, ... More

Products and Quotients of Unit Symbols  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.545
Item type: 
section
The product of 2 or more SI units should be indicated by a space between them or by a raised multiplication dot. The multiplication dot must be positioned properly to distinguish it from a decimal point, ... More

Exponents  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.547
Item type: 
section
SI reporting style uses exponents rather than certain abbreviations, such as cu and sq. | ...

Plurals  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.548
Item type: 
section
The same symbol is used for single and multiple quantities. Unit symbols are not expressed in the plural form. | ...

Subject-Verb Agreement  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.549
Item type: 
section
Units of measure are treated as collective singular (not plural) nouns and require a singular verb.To control the patient’s fever, 500 mg of acetaminophen was [not were] administered at the time of admission ... More

Beginning of Sentence, Title, Subtitle  

Phil B. Fontanarosa and Stacy Christiansen

in AMA Manual of Style: A Guide for Authors and Editors (10th edition)

Print Publication Year: 
2007
Published Online: 
2009
DOI: 
10.1093/jama/9780195176339.022.550
Item type: 
section
A unit of measure that follows a number at the beginning of a sentence, title, or subtitle should not be abbreviated, even though the same unit of measure is abbreviated if it appears elsewhere in the ... More

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