Chemistry

Update: Reference Intervals for Alkaline Phosphatase

As of Thursday, November 7th, pediatric reference intervals for alkaline phosphatase were changed at Spectrum Health Regional Laboratory to reflect the reference intervals stated by the assay’s manufacturer, Roche Diagnostics. Their values are consistent with recommendations from CALIPER  studies on pediatric reference intervals.

Female AGE Reference Interval IU/L
0-14 Days 83-248
15 Days – < 1 yr. 122-469
1 – < 10 yrs. 142-335
10 – < 13 yrs. 129-417
13 – < 15 yrs. 57-254
15 – < 17 yrs. 50-117
17 – < 19 yrs. 45-87

 

Male AGE Reference Interval  IU/L
0-14 Days 83-248
15 Days – < 1 yr 122-469
1 – < 10 yrs 142-335
10 – < 13 yrs 129-417
13 – < 15 yrs 116-468
15 – < 17 yrs   82-331
17 – < 19 yrs 55-149
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