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Table 4 Agreement with statements on screening assessment methods for prenatal alcohol exposure, growth deficit and characteristic fetal alcohol syndrome facial anomalies in rounds 1 and 2

From: A modified Delphi study of screening for fetal alcohol spectrum disorders in Australia

Statement

R1 N

R1 % Agree(IQD)

R2 % Agree(IQD)

Prenatal alcohol exposure

   

Assessment of prenatal alcohol exposure should identify and record the:

   

1. … number of standard drinks consumed during a typical drinking occasion

85

98 (1)

-

2. … frequency of drinking occasions

86

98 (1)

-

3. … frequency of excessive (binge) drinking (5+ standard drinks per occasion)

86

95 (1)

-

4. … timing of alcohol intake during pregnancy

86

97 (1)

-

5. Alcohol exposure should be assessed alongside other lifestyle factors (e.g. diet)

85

92 (1)

-

6. Prenatal alcohol exposure can be effectively assessed using an informal approach (e.g. inquiring during a consultation)

82

52 (2)

41 (2)

7. Prenatal alcohol exposure should be assessed using a formal tool

69

71 (2)

-

8. The use of formal tools for the assessment of prenatal alcohol exposure should be combined with a clinical interview to obtain more detailed information about alcohol consumption patterns, potential indicators of addiction and other relevant contextual information

80

-

88 (1)

9. Information on alcohol use from family members, other health professionals or community members (if appropriate) should be sought if indicated

78

-

77 (0)

10. The AUDIT-C would be a useful tool for the formal assessment of prenatal alcohol exposure

74

-

89 (0)

Growth deficit

   

11. Growth should be assessed by comparing height and weight with population standards

70

93 (1) 1

-

12. Growth should be assessed by comparing weight to height ratio with population standards

66

68 (2) 1

-

13. Growth should be assessed by comparing weights over time (to identify decelerating weight over time)

68

90 (1) 1

-

14. Assessment of growth deficit should consider other factors that may affect growth (e.g. gestational age parental size, gestational diabetes, nutritional status, illness)

78

100 (1)

-

Characteristic fetal alcohol syndrome (FAS) facial anomalies

15. The presence of the following characteristic FAS facial anomalies should be assessed: smooth philtrum, thin upper lip, and small palpebral fissures

81

100 (1)

-

16. Assessment of characteristic FAS facial anomalies should use appropriate anthropometric population standards for race and age where available

77

95 (1)

-

At the screening stage, characteristic FAS facial anomalies can be effectively assessed using:

   

17. … clinical observation(R1) /Facial anomalies can be assessed using clinical observation for evidence of the characteristic FAS facial anomalies, with formal physical measurement of these features not essential at the screening stage (R2)

69

73 (1)

77 (0)

18. … physical measurement of palpebral fissures

50

76 (0)

-

19. … the University of Washington Lip-Philtrum Guide

49

86 (1)

-

20. … the facial photographic screening tool

45

76 (1.5)

-

21. Palpebral fissure length must be assessed using formal physical measurement and comparison with population references at the screening stage

62

-

39 (2)

22. Thin upper lip and smooth philtrum must be assessed using formal tools such as the University of Washington Lip-Philtrum Guide at the screening stage

61

-

46 (2)

  1. R1-Round 1; R2-Round 2; IQD-inter-quartile deviation.
  2. Includes responses ‘agree’ and ‘strongly agree’.
  3. Results for statements that reached 70% agreement (consensus) are presented in bold.
  4. 1Friedman test indicated a significant difference in agreement with the 3 statements that described different methods to assess growth (statements 11-13: Friedman chi-square=19.3, p<0.001). Post-hoc testing found a significant difference between ratings for statements 11 and 12 (Wilcoxon Z=-3.5, p<0.001) and 12 and 13 (Wilcoxon Z=-3.1, p=0.002).