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Table 4 Tests of between-subject effect of multiple factors on Hb levels

From: Comparative analysis of trends and determinants of anaemia between adult and teenage pregnant women in two rural districts of Ghana

Tests of Between-Subjects Effects

Measure: Hb

Transformed Variable: Average

Source

Type III Sum of Squares

df

Mean Square

F

Sig.

Intercept

589.003

1

589.003

178.552

< 0.001

BMI

5.24

1

5.24

1.588

0.209

District

5.459

1

5.459

1.655

0.200

Gestational Age

0.373

1

0.373

0.113

0.737

Age group

0.947

1

0.947

0.287

0.593

Year

62.294

4

15.573

4.721

0.001

Sickling

3.871

1

3.871

1.173

0.280

Age group * Year

39.659

4

9.915

3.006

0.019

Age group * Sickling

0

0

Year * Sickling

19.566

4

4.892

1.483

0.209

Age group * Year * Sickling

0

0

Error

649.857

197

3.299

  
  1. Amongst a variety of factors tested -BMI, district, gestational age, age group, year, sickling status, age group and year, age group and sickling status, year and sickling status, age group and year and sickling status- the year of pregnancy alone and in combination with age group, were significantly in terms of determining Hb levels of subjects. Hb- Haemoglobin; BMI- Body mass index