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Table 2 Comparison of baseline sociodemographic and self-reported health status between P.minor and placebo groups

From: The effects of six months Persicaria minor extract supplement among older adults with mild cognitive impairment: a double-blinded, randomized, and placebo-controlled trial

  P.minor (N = 18) Placebo (N = 18) Total (N = 36) p value
Age 66.89 ± 4.00 65.94 ± 3.61 66.42 ± 0.63 0.462
Gender
Male 3 (16.7) 5 (27.8) 8 (22.2) 0.423
Female 15 (83.3) 13 (72.2) 28 (77.8)  
Ethnicity
Malay 16 (88.9) 17 (94.4) 33 (91.7) 0.220
Chinese 2 (11.1) 0 (9.1) 2 (5.6)  
Indian 0 (0) 1 (5.6) 1 (2.7)  
Educational Level
Not attending school 1 (5.6) 3 (16.7) 4 (11.1) 0.293
Primary school 8 (44.4) 5 (27.8) 13 (36.1)  
Secondary school 9 (50.0) 7 (38.9) 16 (44.4)  
Certificate/ Diploma 0 (0) 2 (11.1) 2 (5.6)  
Degree 0 (0) 1 (5.6) 1 (2.8)  
Marital Status
Married 9 (50.0) 13 (72.2) 22 (61.1) 0.305
Widow/Widower 9 (50.0) 5 (27.8) 14 (38.9)  
Smoking Status
Yes 1 (5.6) 1 (4.5) 2 (5.6) 1.000
No 17 (94.4) 17 (94.4) 34 (94.4)  
Regular Supplement Consumer
Yes 7 (38.9) 9 (50.0) 16 (44.4) 0.738
No 11 (61.1) 9 (50.0) 20 (55.6)  
Caffeinated Beverage Consumer
Yes 17 (94.4) 17 (94.4) 34 (94.4) 1.000
No 1 (5.6) 1 (5.6) 2 (5.6)  
Working Status
Yes 2 (11.1) 2 (11.1) 4 (11.1) 1.000
No 16 (88.9) 16 (88.9) 32 (88.9)  
Hypertension
Yes 9 (50.0) 9 (50.0) 18 (50.0) 1.000
No 9 (50.0) 9 (50.0) 18 (50.0)  
Diabetes
Yes 4 (22.2) 3 (16.7) 7 (19.4) 1.000
No 14 (72.8) 15 (83.3) 29 (80.6)  
Hyperlipidemia
Yes 8 (44.4) 11 (61.1) 19 (52.8) 0.176
No 7 (38.9) 7 (28.9) 14 (38.9)  
Not Sure 3 (16.7) 0 (0.0) 3 (8.3)  
  1. Crosstabs Chi-square test, not significant at p > 0.05
  2. Independent t-test, not significant at p > 0.05
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