Table 2 Psychosocial Vulnerability Index in ABIS

From: The inflammatory path toward type 1 diabetes begins during pregnancy

Variable

Coding

Living conditions

1 = flat in an apartment building

Father only elementary school

1 = Yes

Mother only elementary school

1 = Yes

Father: Unemployed

1 = Yes

Mother: Unemployed

1 = Yes

Both parents born abroad

1 = Yes

Mother single parent

1 = Yes

Serious stressful life event

1 = Yes

Mother received no support during pregnancy

1 = Yes

Mother not feeling safe during pregnancy

1 = Yes

Much worry for chronic illness in child

1 = Yes

Disposable household income yr 2000

1 = 10th lowest percentile

Disposable household income yr 2000

Swedish krona

Vulnerability index7 (sum of variables)

0–6 (6 most vulnerable)

Vulnerability index4 (sum of variables)

0–3 (3 most vulnerable  = 95th percentile)

  1. The psychosocial vulnerability index is based on 13 variables, with coding listed below. Scores of 3 on the vulnerability index 4 or 6 on the vulnerability index 7 indicate the highest vulnerability (95th percentile) in the ABIS cohort.