Socioeconomic disadvantage, fetal environment and child development: linked Scottish administrative records based study

Playford, Christopher James; Dibben, Chris; Williamson, Lee

doi:10.1186/s12939-017-0698-4

International Journal for Equity in Health

Table 2 Random effects logistic regression models of development measures with socioeconomic position and fetal environment

From: Socioeconomic disadvantage, fetal environment and child development: linked Scottish administrative records based study

	Gross Motor Skills (Abnormal or Doubtful)		Hearing and Language (Abnormal or Doubtful)		Vision & Fine Motor Skills (Abnormal or Doubtful)		Social (Abnormal or Doubtful)
	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2
	OR [CI]	OR [CI]	OR [CI]	OR [CI]	OR [CI]	OR [CI]	OR [CI]	OR [CI]
Parent NS-SEC
1.1	1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
1.2	1.17 [0.76,1.82]	1.12 [0.73,1.74]	1.03 [0.81,1.32]	1.05 [0.82,1.34]	1.38 [0.89,2.13]	1.43 [0.93,2.22]	1.43 [0.86,2.39]	1.46 [0.88,2.44]
2	1.15 [0.80,1.67]	1.15 [0.80,1.66]	1.23^* [1.01,1.50]	1.24^* [1.02,1.51]	1.49^* [1.04,2.13]	1.52^* [1.06,2.17]	1.73^* [1.13,2.64]	1.74^* [1.14,2.65]
3	1.06 [0.71,1.59]	1.07 [0.72,1.61]	1.22 [0.98,1.52]	1.25^* [1.01,1.55]	1.41 [0.96,2.07]	1.43 [0.98,2.10]	1.49 [0.94,2.36]	1.54 [0.97,2.43]
4	0.98 [0.61,1.57]	0.95 [0.59,1.52]	1.53^*** [1.19,1.96]	1.44^** [1.12,1.84]	1.62^* [1.05,2.49]	1.56^* [1.02,2.40]	2.33^*** [1.41,3.84]	2.26^** [1.37,3.71]
5	1.03 [0.66,1.59]	1.00 [0.64,1.55]	1.55^*** [1.23,1.95]	1.46^** [1.16,1.84]	1.55^* [1.03,2.34]	1.47 [0.97,2.22]	1.94^** [1.19,3.17]	1.88^* [1.16,3.07]
6	1.24 [0.82,1.88]	1.22 [0.81,1.85]	1.70^*** [1.37,2.11]	1.59^*** [1.28,1.98]	2.18^*** [1.49,3.19]	2.08^*** [1.42,3.05]	2.46^*** [1.56,3.87]	2.36^*** [1.50,3.72]
7	1.45 [0.93,2.26]	1.43 [0.91,2.24]	1.67^*** [1.32,2.12]	1.55^*** [1.23,1.96]	2.34^*** [1.56,3.52]	2.23^*** [1.48,3.34]	2.52^*** [1.55,4.11]	2.39^*** [1.47,3.89]
Never worked and LTU	1.70^* [1.03,2.80]	1.62 [0.97,2.70]	2.14^*** [1.63,2.80]	1.89^*** [1.44,2.48]	3.60^*** [2.32,5.58]	3.23^*** [2.07,5.05]	4.12^*** [2.46,6.90]	3.72^*** [2.20,6.28]
FT Students	1.59 [0.82,3.08]	1.65[0.85,3.19]	1.51^* [1.05,2.16]	1.78^** [1.24,2.56]	1.82 [0.99,3.35]	2.10^* [1.13,3.89]	1.98 [0.95,4.13]	2.31^* [1.10,4.84]
Parental Highest Qualification
Degree	1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
HNC/HND	1.05 [0.79,1.39]	1.04 [0.78,1.39]	1.07 [0.92,1.25]	1.05 [0.90,1.21]	1.18 [0.91,1.53]	1.13 [0.87,1.46]	1.03 [0.77,1.38]	1.01 [0.76,1.35]
Highers/CSYS	1.07 [0.83,1.38]	1.09 [0.85,1.40]	1.13 [0.98,1.29]	1.11 [0.96,1.27]	1.24 [0.98,1.57]	1.20 [0.95,1.51]	0.93 [0.71,1.22]	0.93 [0.71,1.22]
O Grade/S Grade	1.34^* [1.05,1.71]	1.36^* [1.06,1.74]	1.40^*** [1.22,1.59]	1.28^*** [1.12,1.46]	1.55^*** [1.25,1.94]	1.39^** [1.11,1.73]	1.17 [0.91,1.50]	1.07 [0.83,1.38]
No Qualifications	1.62^** [1.21,2.17]	1.61^** [1.19,2.16]	1.82^*** [1.55,2.13]	1.56^*** [1.33,1.82]	2.40^*** [1.86,3.09]	1.97^*** [1.52,2.54]	2.08^*** [1.56,2.78]	1.78^*** [1.33,2.38]
Birthweight Percentile
0–3		2.92^*** [2.05,4.15]		1.70^*** [1.38,2.09]		2.08^*** [1.51,2.87]		2.79^*** [1.94,4.01]
4–10		1.77^*** [1.37,2.29]		1.22^** [1.05,1.41]		1.44^** [1.14,1.80]		1.36^* [1.03,1.79]
11–20		1.33^* [1.03,1.71]		1.07 [0.93,1.22]		1.14 [0.92,1.42]		1.38^** [1.08,1.75]
21–80		1.00		1.00		1.00		1.00
81–90		0.83 [0.64,1.08]		1.07 [0.94,1.22]		1.08 [0.86,1.35]		1.09 [0.84,1.40]
91–97		0.86 [0.63,1.16]		1.15 [0.99,1.34]		0.99 [0.75,1.30]		0.82 [0.59,1.12]
98–100		0.93 [0.59,1.47]		1.00 [0.80,1.25]		0.95 [0.63,1.45]		0.69 [0.42,1.15]
Estimated Gestation
Full Term (>36 weeks)		1.00		1.00		1.00		1.00
Preterm (32–36 weeks)		2.65^*** [1.97,3.56]		1.75^*** [1.49,2.06]		2.21^*** [1.70,2.86]		1.98^*** [1.48,2.63]

Exponentiated coefficients; 95% confidence intervals in brackets
^* p < 0.05, ^** p < 0.01, ^*** p < 0.001
Source: SLS
Model 1 also includes maternal marital status
Model 2 also includes controls for maternal marital status, sex, maternal smoking history, mode of delivery, APGAR score, parity, year of admission, maternal age, maternal height, and pre-eclampsia indicator
Coefficients for other variables included within the models are reported in Additional file 1: Table S3
Parent NS-SEC Parental National Statistics Socioeconomic Classification, Parent Never worked and LTU Parental has never worked and is long-term unemployed, Parent FT Students Parent full time students, Parent HNC/HND Parent Higher National Certificate or Higher National Diploma, Parent Highers/CSYS Parent Highers or Certificate of Sixth Year Studies, Parent O Grade/S Grade Parent Ordinary Grade or Standard Grade

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ISSN: 1475-9276

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