Table 3 Model estimates of physiological variable change including the age by diagnosis interaction

RSA

 Intercept

3.86

1.22

99.12

3.16

0.002

(1.44, 6.28)

 Diagnosis

3.92

1.72

98.95

2.28

0.02

(0.50, 7.35)

 Time

0.34

0.05

394.09

6.97

< 0.001

(0.24, 0.43)

 Time²

− 0.08

0.01

394.06

− 6.63

< 0.001

(− 0.10, − 0.05)

 Age

0.22

0.11

98.95

2.08

0.04

(0.01, 0.43)

 Diagnosis*age

− 0.35

0.15

98.95

− 2.34

0.02

(− 0.65, − 0.05)

PEP

 Intercept

62.26

15.00

89.97

4.15

< 0.001

(32.47, 92.06)

 Diagnosis

18.37

22.02

90.14

0.83

0.41

(− 25.38, 62.13)

 Time

0.43

0.39

339.78

1.11

0.27

(− 0.33, 1.19)

 Time²

− 0.15

0.09

339.36

− 1.68

0.09

(− 0.34, 0.03)

 Age

2.36

1.31

89.89

1.79

0.08

(− 0.25, 4.97)

 Diagnosis*age

− 1.48

1.92

90.18

− 0.77

0.44

(− 5.29, 2.33)