RIWA002

Question

Name
RIWA002
Question Text

Gestational age at birth based on last menstrual period, completed weeks

Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
Numeric

Usage

Related Variables

RIWA002 - GEST AGE(WKS,DT LST MENS TO BRTH,CTGRCL)

Dataset
brdw5

Summary Statistics for 'RIWA002'

Value Valid Label Frequency % of Valid % of All
1 Valid <= 33 weeks 52
3.40%
2.17%
2 Valid 34 weeks 31
2.03%
1.30%
3 Valid 35 weeks 45
2.94%
1.88%
4 Valid 36 weeks 82
5.36%
3.43%
5 Valid 37 weeks 116
7.58%
4.85%
6 Valid 38 weeks 205
13.40%
8.57%
7 Valid 39 weeks 257
16.80%
10.75%
8 Valid 40 weeks 228
14.90%
9.54%
9 Valid 41 weeks 198
12.94%
8.28%
10 Valid 42-43 weeks 216
14.12%
9.03%
11 Valid 44+ weeks 100
6.54%
4.18%
995 Missing no basis for calculation 556
23.25%
996 Missing missing 305
12.76%
Total Responses Valid Invalid Min Max
2391 1530 861 1 11