Table 2 Association between non-reassuring foetal status (NRFS) and neonatal irritability.

From: Non-reassuring foetal status and neonatal irritability in the Japan Environment and Children’s Study: A cohort study

 

n

Number of outcomes

Frequency of outcome (%)

Maternal age-adjusted model

Multi-variable model*

OR

95% CI

OR

95% CI

NRFS

Bad mood

   no NRFS

67,438

4,108

6.1

Reference

 

Reference

 

   NRFS

2,764

287

10.4

1.79

(1.58–2.03)

1.15

(1.00–1.33)

Frequent crying for a long duration

   no NRFS

67,294

11,501

17.1

Reference

 

Reference

 

   NRFS

2,755

642

23.3

1.46

(1.34–1.60)

1.08

(0.98–1.20)

Intense crying

   no NRFS

67,324

12,931

19.2

Reference

 

Reference

 

   NRFS

2,760

774

28.0

1.65

(1.51–1.80)

1.12

(1.02–1.24)

Positive NRFS

Bad mood

   no NRFS

67,438

4,108

6.1

Reference

 

Reference

 

   NRFS

89

10

11.2

1.95

(1.01–3.77)

1.40

(0.71–2.76)

Frequent crying for a long duration

   no NRFS

67,294

11,501

17.1

Reference

 

Reference

 

   NRFS

90

26

28.9

1.98

(1.26–3.13)

1.54

(0.94–2.52)

Intense crying

   no NRFS

67,324

12,931

19.2

Reference

 

Reference

 

   NRFS

90

19

21.1

1.14

(0.69–1.89)

0.88

(0.52–1.50)

False positive NRFS

Bad mood

   no NRFS

67,438

4,108

6.1

Reference

 

Reference

 

   NRFS

2,303

232

10.1

1.73

(1.50–1.99)

1.10

(0.94–1.29)

Frequent crying for a long duration

   no NRFS

67,294

11,501

17.1

Reference

 

Reference

 

   NRFS

2,296

522

22.7

1.42

(1.28–1.57)

1.05

(0.94–1.17)

Intense crying

   no NRFS

67,324

12,931

19.2

Reference

 

Reference

 

   NRFS

2,298

643

28.0

1.64

(1.50–1.80)

1.10

(0.99–1.22)

  1. CI = confidence interval, OR = odds ratio.