Table 2 CCD of independent variables for fatty acid profile of SDM.

From: Optimized spray-dried conditions’ impact on fatty acid profiles and estimation of in vitro digestion of spray-dried chia/fish oil microcapsules

Spray–drying run

Spray–drying operating factors

Response factors

IAT (°C)

WM (%)

PS (mL/min)

NS (S)

ALA (%)

EPA (%)

DHA (%)

1 (C1)

155 (0)

15 (0)

5 (0)

7 (0)

28 ± 1d

5.1 ± 0.2kl

9.9 ± 0.4gh

2 (C2)

155 (0)

15 (0)

5 (0)

7 (0)

27 ± 1d

5.2 ± 0.2kl

9.8 ± 0.4gh

3

155 (0)

15 (0)

5 (0)

3 (–  2)

28 ± 1c

5.8 ± 0.2k

10.9 ± 0.5cd

4

155 (0)

15 (0)

7 (+ 2)

7 (0)

32 ± 1d

4.6 ± 0.2lm

10.4 ± 0.5f.

5

140 (– 1)

20 (+ 1)

4 (– 1)

9 (+ 1)

30 ± 1b

7.8 ± 0.3hi

12 ± 1c

6

155 (0)

25 (+ 2)

5 (0)

7 (0)

28 ± 1cd

2.8 ± 0.1ik

9.1 ± 0.5ef

7

170 (+ 1)

10 (– 1)

4 (– 1)

5(– 1)

26 ± 1de

3.6 ± 0.1mn

7.6 ± 0.3 k

8 (C3)

155 (0)

15 (0)

5 (0)

7 (0)

27 ± 1d

5.1 ± 0.2kl

10.1 ± 0.5gh

9

140 (– 1)

10 (– 1)

4 (– 1)

5(– 1)

33 ± 1a

8.4 ± 0.4hi

13 ± 1a

10

170 (+ 1)

20 (+ 1)

4 (– 1)

5(– 1)

26 ± 1de

4.0 ± 0.2m

8.7 ± 0.4h

11 (C4)

155 (0)

15 (0)

5 (0)

7 (0)

27 ± 1d

5.2 ± 0.2k

9.9 ± 0.4gh

12 (C5)

155 (0)

15 (0)

5 (0)

7 (0)

27 ± 1d

5.1 ± 0.2kl

10.0 ± 0.5gh

13

155 (0)

5 (– 2)

5 (0)

7 (0)

28 ± 1d

4.9 ± 0.2l

9.6 ± 0.4h

14

140 (– 1)

10 (– 1)

6 (+ 1)

9 (+ 1)

30 ± 1bc

6.3 ± 0.3i

11.1 ± 0.5e

15

170 (+ 1)

10 (– 1)

6 (+ 1)

5(– 1)

24 ± 1e

3.3 ± 0.1n

9.0 ± 0.4b

16

170 (+ 1)

10 (– 1)

6 (+ 1)

9 (+ 1)

25 ± 1e

2.9 ± 0.1no

7.1 ± 0.3kl

17

170 (+ 1)

10 (– 1)

4 (– 1)

9 (+ 1)

26 ± 1e

2.6 ± 0.1n

7.4 ± 0.3k

18

140 (– 1)

20 (+ 1)

4 (– 1)

5(– 1)

32 ± 1ab

7.1 ± 0.3hi

13 ± 1ab

19

140 (– 1)

10 (– 1)

4 (– 1)

9 (+ 1)

30 ± 1bc

6.8 ± 0.3hi

12 ± 1cd

20

140 (– 1)

10 (– 1)

6 (+ 1)

5(– 1)

29 ± 1b

6.1 ± 0.3i

11.8 ± 0.5d

21

185 (+ 2)

15 (0)

5 (0)

7 (0)

29 ± 1e

3.1 ± 0.1mn

8.4 ± 0.4l

22

140 (– 1)

20 (+ 1)

6 (+ 1)

9 (+ 1)

29 ± 1c

7.4 ± 0.3hi

11.4 ± 0.5de

23 (C6)

155 (0)

15 (0)

5 (0)

7 (0)

27 ± 1d

5.2 ± 0.2kl

9.9 ± 0.4gh

24

155 (0)

15 (0)

5 (0)

11 (+ 2)

28 ± 1d

4.2 ± 0.2l

9.4 ± 0.4hk

25

155 (0)

15 (0)

3 (– 2)

7 (0)

28 ± 1c

5.5 ± 0.3ik

10.1 ± 0.5fg

26

170 (+ 1)

20 (+ 1)

6 (+ 1)

9 (+ 1)

21.5 ± 0.5e

2.2 ± 0.1p

6.9 ± 0.3m

27

170 (+ 1)

20 (+ 1)

4 (– 1)

9 (+ 1)

22 ± 1e

4.3 ± 0.1lm

7.9 ± 0.4k

28

170 (+ 1)

20 (+ 1)

6 (+ 1)

5(– 1)

24 ± 1e

3.8 ± 0.2 m

8.3 ± 0.4hk

29

125 (– 2)

15 (0)

5 (0)

7 (0)

30 ± 1ab

8.6 ± 0.3i

13 ± 1c

30

140 (– 1)

20 (+ 1)

6 (+ 1)

5(– 1)

32 ± 1ab

6.5 ± 0.3i

11.6 ± 0.5d

  1. SDM Spray–dried microcapsules, IAT Inlet air temperature, WM Wall material, PS Pump speed, NS Needle speed, ALA Alpha-linolenic acid, EPA Eicosapentaenoic acid, DHA Docosahexaenoic acid, C1-C6 Represents the central points of the central composite design.
  2. a-ghIndicate different letters at the level of significance (p ≤ 0.05) in the same column.
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