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. 2022 Jun 3;11(11):1652. doi: 10.3390/foods11111652

Table 4.

Gastrointestinal response symptoms among study participants (%, n) 1.

Pre-Test White Bread Black Beans Knife Mill Combo-MP Cyclone-LP
Flatulence
    No Change 83.8 (62) 86.7 (13) 46.7 (7) 46.7 (7) 44.4 (8) 70.6 (12)
    Increased 12.2 (9) 13.3 (2) 46.7 (7) 46.7 (7) 50.0 (9) 29.4 (5)
    Decreased 4.1 (3) 0 6.7 (1) 6.7 (1) 5.6 (1) 0
Bloating
    No Change 85.1 (63) 73.3 (11) 66.7 (10) 71.4 (10) 83.3 (15) 76.5 (13)
    Increased 13.5 (10) 26.7 (4) 33.3 (5) 14.3 (2) 16.7 (3) 23.5 (4)
    Decreased 1.4 (1) 0 0 14.3 (2) 0 0
Stool frequency
    No Change 82.8 (53) 78.6 (11) 73.3 (11) 53.3 (8) 77.8 (14) 88.2 (15)
    Increased 7.8 (5) 7.1 (1) 13.3 (2) 40.0 (6) 16.7 (3) 11.8 (2)
    Decreased 9.4 (6) 14.3 (2) 13.3 (2) 6.7 (1) 5.6 (1) 0
Stool consistency
    No Change 89.1 (57) 85.7 (12) 93.3 (14) 73.3 (11) 77.8 (14) 88.2 (15)
    More Loose 9.4 (6) 0 6.7 (1) 26.7 (4) 11.1 (2) 5.9 (1)
    More Firm 1.6 (1) 14.3 (2) 0 0 11.1 (2) 5.9 (1)

1 Data are the percentage and number of cases indicating yes for a given question. LP = low protein, MP = medium protein.