The relationship between Revised Reinforcement Sensitivity Theory (rRST), handedness and indecision

•Strength of handedness was not related to differences in self-reported indecision.•Relationship between rRST and indecision varied with hand preference.•BIS was positively related to indecision, especially aversive indecision.•FFFS was positively related to indecision, especially aversive indecision.•BAS was negatively related to indecision, especially avoidant indecision.