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Table 2 Internal consistency (Cronbach’s coefficient α) total and within each pattern and mean scores for each item of patterns

From: Reliability and validity of the Korean standard pattern identification for stroke (K-SPI-Stroke) questionnaire

Pattern

Symptoms and Signs

Alpha if item deleted

Qi deficiency

Dampness-phlegm

Yin deficiency

Fire-heat

Total

 

α = 0.700

    

Qi deficiency

α = 0.674

    

Drowsiness, likes to lie down

0.696

1.18 (0.97)

0.99 (0.75)

1.03 (0.84)

0.93 (0.75)

Feels powerless and lazy

0.693

1.85 (0.73)

1.46 (0.6)

1.61 (0.65)

1.38 (0.59)

Looks powerless and lazy

0.693

1.94 (0.66)

1.44 (0.57)

1.62 (0.61)

1.35 (0.53)

Pale complexion

0.694

1 (1.05)

0.29 (0.61)

0.39 (0.7)

0.26 (0.54)

Reluctance to speak

0.690

1.58 (0.68)

1.25 (0.5)

1.34 (0.59)

1.21 (0.5)

Pale tongue

0.694

0.81 (1.02)

0.74 (0.96)

0.43 (0.78)

0.4 (0.75)

Teeth-marked tongue

0.695

0.54 (0.88)

0.5 (0.8)

0.37 (0.66)

0.38 (0.67)

Slow pulse

0.694

0.77 (0.98)

0.54 (0.82)

0.45 (0.71)

0.37 (0.67)

Weak pulse

0.694

1.35 (1.04)

0.6 (0.87)

0.92 (0.97)

0.44 (0.74)

Fine pulse

0.702

1.42 (0.6)

1.08 (0.36)

1.38 (0.57)

1.06 (0.35)

Reversed cold in the extremities

0.697

1.11 (0.57)

1.02 (0.47)

1.05 (0.49)

1 (0.39)

Dampness-phlegm α = 0.424

    

Sallow complexion

0.705

0.58 (0.88)

1.2 (0.94)

0.6 (0.84)

0.45 (0.75)

Dark inferior palpebral

0.705

1.17 (0.39)

1.22 (0.43)

1.14 (0.4)

1.11 (0.37)

Dizziness with nausea

0.688

1.12 (0.42)

1.19 (0.5)

1.16 (0.47)

1.13 (0.44)

White fur on tongue

0.703

1.28 (1)

1.36 (0.99)

0.92 (0.98)

0.91 (1.02)

Enlarged tongue

0.691

0.41 (0.76)

0.56 (0.83)

0.39 (0.67)

0.42 (0.72)

Slippery pulse

0.706

1.2 (0.51)

1.75 (0.55)

1.24 (0.5)

1.4 (0.58)

Heavy

0.693

0.34 (0.72)

0.82 (1.02)

0.44 (0.74)

0.62 (0.91)

Yin deficiency α = 0.525

    

Pale face and red zygomatic-site

0.686

0.19 (0.52)

0.25 (0.58)

0.8 (0.95)

0.34 (0.69)

Dry mouth

0.690

1.54 (0.67)

1.45 (0.61)

1.78 (0.72)

1.6 (0.73)

Dry fur on tongue

0.689

0.47 (0.77)

0.56 (0.76)

0.99 (1.01)

0.84 (0.95)

Bare and red tongue like a mirror

0.683

0.16 (0.46)

0.17 (0.4)

0.49 (0.83)

0.25 (0.51)

Night sweating

0.696

1.17 (0.46)

1.16 (0.43)

1.3 (0.56)

1.21 (0.48)

Tidal fever

0.696

1.05 (0.31)

1.05 (0.28)

1.19 (0.47)

1.1 (0.4)

Thin

0.690

0.37 (0.77)

0.28 (0.59)

0.66 (0.96)

0.48 (0.79)

Fire-heat α = 0.599

    

Vexation and insomnia

0.689

0.42 (0.65)

0.47 (0.69)

0.65 (0.84)

0.66 (0.88)

Reddened complexion

0.700

0.31 (0.7)

0.48 (0.82)

0.6 (0.91)

1.43 (1.02)

Headache like flush

0.696

0.33 (0.56)

0.28 (0.51)

0.33 (0.58)

0.33 (0.61)

Blood-shot eyes

0.713

1.6 (0.6)

1.49 (0.55)

1.5 (0.56)

1.54 (0.6)

Wheezing in the throat with sputum

0.715

1.08 (0.54)

1.17 (0.64)

1.08 (0.63)

1.14 (0.64)

Aphtha or tongue sore

0.694

0.94 (0.38)

0.94 (0.42)

1 (0.43)

1.03 (0.38)

Fetid mouth odor

0.693

1.07 (0.5)

1.2 (0.56)

1.11 (0.54)

1.29 (0.63)

Thirst

0.694

1.32 (0.59)

1.3 (0.55)

1.45 (0.66)

1.51 (0.73)

Red tongue

0.694

0.43 (0.81)

0.5 (0.82)

1.08 (1.04)

1.09 (1.05)

Yellow fur

0.694

0.45 (0.83)

0.7 (0.94)

0.66 (0.89)

1.07 (1.07)

Thick fur

0.691

0.68 (0.95)

1.15 (1.01)

0.72 (0.87)

1.22 (1.05)

Heat vexation in the chest

0.683

0.46 (0.7)

0.43 (0.68)

0.62 (0.82)

0.59 (0.87)

Turbid urine

0.695

1.15 (0.6)

1.05 (0.66)

1.2 (0.58)

1.13 (0.7)

Rapid pulse

0.694

0.48 (0.81)

0.76 (0.94)

1 (1.04)

1.05 (1.01)

Strong pulse

0.702

0.46 (0.8)

0.96 (0.98)

0.68 (0.91)

1.43 (1)

Surging pulse

0.702

1 (0.24)

1.04 (0.29)

1.01 (0.29)

1.19 (0.49)

Heat vexation and aversion to heat

0.700

1.37 (0.6)

1.41 (0.58)

1.51 (0.66)

1.71 (0.73)

Heat in the palms and soles

0.695

0.94 (0.39)

0.98 (0.45)

1.08 (0.53)

1.11 (0.49)

Vexing heat in the extremities

0.695

0.94 (0.4)

0.99 (0.46)

0.98 (0.43)

1.1 (0.5)

Total

 

40.01 (7.97)

40.25(8.45)

41.93 (8.61)

42.23 (8.78)