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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