(a) Analysis of variance (ANOVA)

Weight losses (day 29)

a_w (day 29)

pH (day 7)

pH (day 29)

Proteolysis

(Proteolysis index)

Lipolysis (Acidity value)

Lipid oxidation (HSB)

Protein oxidation (Thiol groups)

Salt

ns

***

ns

ns

***

***

ns

ns

Fat

***

ns

ns

***

ns

***

***

***

SFO

***

ns

ns

ns

ns

ns

***

***

Salt × Fat

ns

ns

ns

ns

ns

ns

ns

ns

Salt × SFO

ns

ns

ns

ns

ns

ns

ns

ns

(b) Physical-chemical measurements

(c) Post-hoc procedure (Tukey test)

Weight losses (day 29)

a_w (day 29)

pH (day 7)

pH (day 29)

Proteolysis

(Proteolysis index)

Lipolysis (Acidity value)

Lipid oxidation (HSB)

Protein oxidation

(Thiol groups)

Control

41.5 ± 0.1^a

0.884 ± 0.002^a

5.00 ± 0.06^a

5.31 ± 0.03^a

4.3 ± 0.8^a

9.7 ± 0.3^b

2.71 ± 1.14^c

21.8 ± 1.5^a

K-RS

41.5 ± 0.2^a

0.894 ± 0.001^b

5.04 ± 0.04^a

5.34 ± 0.04^a

4.5 ± 0.9^b

12.3 ± 0.5^d

2.73 ± 1.11^c

22.1 ± 1.4^a

RF

45.8 ± 0.2^b

0.886 ± 0.002^a

5.05 ± 0.05^a

5.43 ± 0.04^b

4.4 ± 1.0^ab

7.4 ± 0.3^a

2.20 ± 0.96^a

30.2 ± 1.5^c

K-RSF

47.0 ± 0.2^bc

0.894 ± 0.002^b

5.02 ± 0.04^a

5.44 ± 0.02^b

4.6 ± 1.0^c

8.6 ± 0.2^ab

2.16 ± 0.98^a

29.9 ± 1.6^c

SFO-RF

49.2 ± 0.4^c

0.889 ± 0.002^a

5.01 ± 0.01^a

5.47 ± 0.05^b

4.5 ± 1.0^b

10.5 ± 0.3^c

2.53 ± 1.08^b

28.6 ± 1.5^b

K-SFO-RSF

50.2 ± 0.5^c

0.896 ± 0.003^b

5.05 ± 0.04^a

5.49 ± 0.02^b

4.6 ± 1.0^c

10.0 ± 0.3^b

2.47 ± 1.13^b

28.7 ± 1.4^b