Skip to main content

Table 1 Characteristics of the participants

From: Effects of BDNF polymorphism and physical activity on episodic memory in the elderly: a cross sectional study

  Active Inactive Total or Average Effects of PA and BDNF
GROUPS Val/Val Met carriers Val/Val Met carriers   
Participants (N) 55 48 63 39 205  
Age (SD) 69.69 (7.70) 70.07 (7.70) 77.27 (9.42) 72.93 (9.55) 72.72 (9.16) PA*
Gender (M/F) 24/31 31/17 17/46 16/23 88/117 PA*, BDNF*
MMSE (SD) 28.35 (1.42) 28.10 (1.56) 27.57 (1.84) 28.36 (1.56) 28.05 (1.64) NS
Depression score (SD) 6.83 (5.15) 5.85 (4.96) 9.61 (5.37) 8.71 (5.97) 7.81 (5.51) NS
Education Level (SD) 10.87 (3.24) 10.85 (3.69) 9.69 (3.61) 10.97 (3.94) 10.57 (3.65) NS
Socioeconomic level (SD) 2439.31 (941.49) 2954.60 (1644.08) 1985.84 (1214.15) 2334.74 (1065.70) 2405.7 (1283.9) PA*, BDNF*
Hour/week of PA (SD) 10.23 (8.10) 9.31 (6.72) 0.35 (0.61) 0.23 (0.49) 5.68 (7.32) PA*
Mets-h/week of PA (SD) 52.88 (45.09) 50 (48.35) 1.39 (2.32) 0.83 (1.73) 29.66 (42.93) PA*
  1. PA* significant main effect of PA, BDNF* significant main effect of BDNF polymorphism, NS no effect of PA and BDNF