Table 4 Multiple regression with all data

Number of obs

 = 

7,273

F(13, 7259)

 = 

17.71

Prob > F

 = 

0.0000

R-squared

 = 

0.0307

Adj R-squared

 = 

0.0290

Root MSE

 = 

317.8

CFR response interval in seconds

Coef

Std. Err

t

P > t

[95% Conf

Interval]

Experience of CFR

-0.612

0.0918

-6.67

0.000

-0.791

-0.432

Bringing an AED

19.851

7.884

2.52

0.012

4.397

35.306

Year of 2012

0

(omitted)

Year of 2013

-33.798

16.538

-2.04

0.041

-66.219

-1.378

Year of 2014

-25.963

16.326

-1.59

0.112

-57.967

6.041

Year of 2015

22.440

16.540

1.36

0.175

-9.983

54.863

Year of 2016

65.395

16.223

4.03

0.000

33.593

97.198

Year of 2017

21.472

17.767

1.21

0.227

-13.357

56.301

Spare time

0

(omitted)

Work time

3.950

8.351

0.47

0.636

-12.421

20.320

Night time

104.934

10.331

10.16

0.000

84.682

125.185

Spring

0

(omitted)

Summer

25.066

10.434

2.40

0.016

4.613

45.518

Fall

15.897

10.635

1.49

0.135

-4.950

36.744

Winter

6.728

10.962

0.61

0.539

-14.761

28.216

Town of Rudkoebing

-33.749

8.107

-4.16

0.000

-49.642

-17.856

Constant

375.640

16.041

23.42

0.000

344.196

407.084