If you haven't already read through the proposed changes for this data type, please take a look at:

http://blogs.msdn.com/healthvaultdatatypes/archive/2008/09/17/for-review-updates-to-spirometer-measurement.aspx

Here is a draft version of the updated data type:

Peak Flow Measurement type

Element

Type

Occurrence

Description

when

approx-date-time

1..1

The date and time of the measurement.

pef

flow-value

0..1

The peak expiratory flow, measured in liters/second.

pef-best

flow-value

0..1

The highest PEF measurement, measured in liters/second.

fev1

volume-value

0..1

The forced expiratory volume in one second, measured in liters.

fev6

volume-value

0..1

The forced expiratory volume in six seconds, measured in liters.

measurement-flags

codable-value

0..1

Additional information about the measurement.

 

Examples: Incomplete measurement.

 

Note:  fev1 has been updated from type flow-value to type volume-value to accurately describe this data element.

Volume-Value type

Element

Type

Occurrence

Description

liters

positiveDouble

1..1

The volume measurement in liters (L).

display

display-value

0..1

The display value for the volume measurement.

 

The display value contains the volume measurement value stored in the user's preference of units.