Table 1 Mixed model logistic regression with FA services from 2008 and calendar year (2005 to 2012) as covariates, and area as random effect

Premature births

FA Service

.963

(.887 to 1.05)

.376

Year

.983

(.979 to .987)

.001

Area (random)

.004

(0.002 to 0.008)

.001

SGA10percentile Premature

FA Service

.729

(.603 to .880)

.001

Year

.992

(.983 to 1.00)

.087

Area (random)

.012

(.004 to .025)

.001

SGA2.5perctile Premature

FA Service

.732

(.536 to .999)

.049

Year

.991

(.975 to 1.01)

.262

Area (random)

.024

(.010 to .059)

.001

APGAR 1min. 0-6

FA Service

.948

(.857 to 1.05)

.301

Year

.981

(.977 to .986)

.001

Area (random)

.015

(.008 to .027)

.001

APGAR 5min. 0-6

FA Service

.804

(.681 to .949)

.010

Year

1.01

(1.00 to 1.02)

.003

Area (random)

.015

(.008 to .031)

.001

Abstinence

FA Service

1.22

(.723 to 2.05)

.461

Year

.926

(.897 to .955)

.001

Area (random)

.092

(.041 to .208)

.001

Pediatric transfer

FA Service

1.03

(947. to 1.12)

.478

Year

.960

(.957 to .964)

.001

Area (random)

.048

(.027 to .084)

.001