Skip to main content

Table 1 Characteristics of the study population by gender

From: Glucose but not insulin or insulin resistance is associated with memory performance in middle-aged non-diabetic women: a cross sectional study

  Women Men p All
n 164 127 NS 291
Time between surveys (days) 13.9 (68.5) 17.6 (70.2) NS 15.5 (69.1)
Age (years) 51.0 (8.1) 50.3 (8.0) NS 50.7 (8.0)
 40 years (n) 46 38 NS 84
 50 years (n) 55 47 NS 102
 60 years (n) 63 42 NS 105
fP-glucose (mmol/L) 5.2 (0.54) 5.3 (0.56) NS 5.3 (0.55)
2hP-glucose (mmol/L) 6.8 (1.26) 6.4 (1.48) 0.007 6.6 (1.37)
fP-insulin (pmol/L) 54.9 (61.51) 47.6 (24.58) NS 51.7 (49.00)
HOMA-IR 1.03 (1,11) 0.90 (0.47) NS 0.97 (0.89)
Hypertension (%) 27 39 0.023 32
Cholesterol (mmol/L) 5.9 (1.29) 5.9 (1.18) NS 5.9 (1.24)
BMI 25 (4.2) 26 (3.0) NS 26 (3.7)
Educational level (years) 12 (3.8) 12 (3.9) NS 12 (3.9)
Smoking (%) 20 26 NS 23
Cardiovascular disease (%) 27 20 NS 24
Exercise group (high) (%) 35 31 NS 33
Episodic memory (score) 7.29 (1.39) 6.62 (1.30) <0.001 7.00 (1.39)
 40 years 7.92 (1.41) 6.69 (1.20) <0.001 7.36 (1.45)
 50 years 7.39 (1.25) 6.75 (1.43) 0.019 7.09 (1.36)
 60 years 6.75 (1.30) 6.42 (1.25) NS 6.62 (1.29)
Semantic memory (score) 15.96 (2.82) 15.20 (3.03) 0.028 15.6 (2.94)
 40 years 16.86 (2.10) 15.56 (2.07) 0.005 16.27 (2.17)
 50 years 15.86 (3.07) 15.67 (2.90) NS 15.77 (2.98)
 60 years 15.39 (2.93) 14.33 (3.72) NS 14.96 (3.30)
  1. Data are shown as numbers (n), proportions (%), or mean values with the standard deviation in parentheses. P-values are given for differences between genders. NS means not significant. HOMA-IR is a calculated value for insulin resistance.