PedNSS Edit Criteria

Low or High Standard Deviation

Criteria: The standard deviation (SD) is an average amount that a measurement differs from the median or average measurement. It is an expression of the "variability" of measurement. The field numbers, names and edit criteria include:

Field Numbers Field Names Criteria
23/
24 
Height—English/
Height—Metric
Height for age: zscore SD < 0.9 or > 1.1 (expected zscore SD: 0.9 to 1.05)1
25/
26
Weight—English/
Weight—Metric
Weight for age: zscore SD < 0.9 or > 1.1 (expected zscore SD: 0.9 to 1.05)1
23/
24/
25/
26
Height— English/
Height—Metric
Weight—English/
Weight—Metric  
Weight for length (children aged < 2 years)/BMI for age
(children aged 2 years and older): zscore SD < 0.9 or > 1.1
(expected zscore SD: 0.95 to 1.05)1
28 Hemoglobin < 0.7 (g/dL) or > 1.2 (g/dL):  (expected SD: 0.8 - 1.1)2
29 Hematocrit < 2.4(%) or 3.6 (%):  (expected SD: 2.3 - 3.3)2
1Standard deviations related to height and weight fields are presented only in the Annual PedNSS Record Volume and Data Quality report.
2Standard deviation for this field is calculated only on records for children 6 months of age and older.