. 2024 Apr 4;10(8):e29080. doi: 10.1016/j.heliyon.2024.e29080

Table 1.

Characteristics of cohort studies.

Authors	Report distinction	Study name	Years of night shift work (range)	Years of night shift work (point dose)	Prostate cancer cases (total cases: 9366)	Person-years (total person-years: 88,238,009)	Risk ratio and 95% confidence interval
Akerstedt et al. (2012) [18]	1	Screening Across the Lifespan Twin (SALT) study	0	0	225	1957.5	1
			1–5	2.5	42	365.4	1.02 (0.48–2.18)
			6–10	7.5	19	165.3	1.97 (0.64–6.02)
			11–20	15	22	191.4	0.88 (0.32–2.43)
			21–45	32.5	24	208.8	1.05 (0.39–2.84)
Behrens et al. (2017) [19]	2	Heinz Nixdorf Recall Cohort Study (HNR) from the Ruhr area in Germany	0–1	0.5	44	13,511	1
			1–10	5.5	11	2089	1.72 (0.88–3.35)
			10–20	15	5	1031	1.68 (0.66–4.26)
			>20	25	16	1606	3.76 (2.04–6.93)
Gapstur et al. (2014) [20]	3	Cancer Prevention Study–II	Fixed day work	0	4497	6,465,182	1
Gapstur et al. (2014) [20]	3	Cancer Prevention Study–II	Rotating shift work	23.31	268	422,487	1.13 (1–1.28)
Kubo et al. (2011) [21]	4	Health-care database of a Japanese corporation manufacturing innovative products based on chemistry and material sciences	Day time work	0	13	93363.2	1
Kubo et al. (2011) [21]	4		Shift work	25.3	4	21998.2	1.79 (0.57–5.68)
Kubo et al. (2006) [22]	5	Japan Collaborative Cohort study	Daytime work	0	21	89,179	1
Kubo et al. (2006) [22]	5	Japan Collaborative Cohort study	Rotating shift work	8.06	7	14,523	3 (1.2–7.7)
Schwartzbaum et al. (2007) [23]	6	Whole Swedish working population study	No shift work	0	1267	39,940,394	1
Schwartzbaum et al. (2007) [23]	6	Whole Swedish working population study	Shift work	19	1319	39,940,394	1.04 (0.99–1.1)
Yong et al. (2014) [24]	7	Retrospective cohort in a German chemical company	Day worker	0	191	152,190	1
Yong et al. (2014) [24]	7	Retrospective cohort in a German chemical company	Rotating shift worker	25	146	126,090	0.93 (0.71–1.21)
Berge et al. (2022) [25]	8	Norwegian Offshore Petroleum Workers (NOPW) cohort	0	0	117	20410.65	1
			0–3	1.5	41	5950.03	1.18 (0.83–1.69)
			3–9	6	48	5958.95	1.19 (0.86–1.66)
			9–16	12.5	46	3397.82	1.38 (0.97–1.95)
			16–19.5	17.75	15	578.6	1.92 (1.09–3.37)
			19.5–33.3	26.4	9	343.46	1.9 (0.92–3.95)
McNeil et al. (2020) [26]	9	Alberta's Tomorrow Project cohort	0	0	165	41,558	1
			0.1–5.9	3	89	28324.2	0.86 (0.66–1.12)
			≥6	9	67	20320.6	0.88 (0.66–1.17)
Dickerman et al. (2016) [27]	10	Older Finnish Twin cohort	No shift work	0	509	237,642	1
Dickerman et al. (2016) [27]	10	Older Finnish Twin cohort	Rotating shift work	26.24	80	46,463	1 (0.7–1.2)
Hammer et al. (2015): stage 4 [28]	11	Male production workers cohort at BASF SE, Ludwigshafen	Daytime workers	0	5	147,892	1
Hammer et al. (2015): stage 4 [28]	11	Male production workers cohort at BASF SE, Ludwigshafen	Shift workers	9.69	3	122,176	1.37 (0.25–6.19)
Hammer et al. (2015): stage X [28]	12	Male production workers cohort at BASF SE, Ludwigshafen	Daytime workers	0	14	147,892	1
Hammer et al. (2015): stage X [28]	12	Male production workers cohort at BASF SE, Ludwigshafen	Shift workers	9.69	17	122,176	1.37 (0.61–3.1)