“…Also examines the temperament dimension by 4 scales: Novelty seeking (NS, total of 40 items), Harm avoidance (HA, total of 35 items), Reward dependence (RD, total of 38 items), and Persistence (P, 8 items). These scales are studied by, 4 subscales for NS as Exploratory (NS1, 11 items), Impulsiveness (NS2, 10 items), Extravagance (NS3, 9 items), and Disorderliness (NS4, 10 items); also 4 subscales for HA as Anticipatory worry or Pessimism (HA1, 11 items), Fear of uncertainty (HA2, 7 items), Shyness (HA3, 8 items), and Fatigability (HA4, 9 items); 3 subscales for RD as Sentimentality (RD1, 10 items), Attachment (RD3, 8 items), and Dependence (RD4, 6 items); no subscale for P (12,15,22).Each of these dimensions except persistence has sub-scales, and each question is answered as true or false. Psychometric studies showed high validity and reliability of Turkish version of TCI (14,15).…”