Table 3: Well-being and performance at baseline and following one-day chewing gum intervention/no-gum control.

BaselineIntervention
Chewing gumNo gumChewing gumNo gum

Job stress1.44 (.1)1.48 (.07)1.08 (.12)*1.42 (.11)
Fatigue2.39 (.12)2.26 (.11)2.18 (.14)*2.33 (.12)
Anxiety5.08 (.35)4.63 (.29)3.03 (.3)2.61 (.29)
Depression2.72 (.28)2.12 (.24)2.42 (.28)1.97 (.23)
Inattention2.17 (.17)2.32 (.18)2.05 (.2)*2.52 (.21)
Behind with work2.31 (.1)2.48 (.11)1.35 (.13)**1.84 (.13)
Cognitive problems1.97 (.12)1.98 (.11)1.01 (.11)1.39 (.12)

Standard errors of the means are in parentheses. Significant effects of gum intervention compared to no-gum, adjusting for baseline scores: *indicates < .05, indicates = .01, and **indicates < .01.