Fig. 2
From: Stress hormone levels in saliva after shogi competition are modified by stress coping strategies
Mean ± SE of testosterone levels (pg/mL) during shogi convention between competitive (n = 26) and noncompetitive groups (n = 15) for cognitive (filled circles) (competitive, n = 16; noncompetitive, n = 7) and emotional (open circles) (competitive, n = 10; noncompetitive, n = 8) groups. *Difference from the value upon wakening on the game day, p < 0.05; **difference from the value upon wakening on the game day, p < 0.01; ££difference between cognitive and emotional groups, p < 0.01