Table 7.

Main results of systematic reviews focused on the link between shift work and sedentariness.

References, Country	Type - Shift work (n)	Assessment of outcomes (n)	Confounding factors (n)	Main results shift work vs. day work (n)
Monnaatsie et al. (36), Australia Meta-analysis	Shift work (26) Rotating (13) Night (25)	IPAQ (9) Other questionnaire (22) Self-report (3) Actigraph (14) Accelerometer (3) Calorie counter (1)	MD (49)	Meeting physical activity guidelines: shift work: 8–63.4%/non-shift work 3–67.7%; OR = 0.84 (0.68–1.03), I2 93.3% (12) Time spent in physical activity/day: shift work 13.2%/non-shift work 14.2%, NS; SMD = −0.1 (−0.4 to 0.2), I2 98.8% (12) Time spent in sedentary behavior/day: shift work 37.0%/non-shift work 39.0%; SMD = −0.2 (−0.5 to −0.001) (7)
Crowther et al. (37), Australia	Permanent night (2) Rotating (3)	Questionnaire (3)	NA (3)	Shift work: 14–19% inactive (1) Significant increase physical inactivity over time (1) No significant change in physical activity over time (1)

(n), number of studies concerned; MD, missing data; NA, non adjusted; NS, non significant.