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. 2022 Nov 7;192(3):397–407. doi: 10.1093/aje/kwac193

Figure 1.

Figure 1

Flow diagram for data identification and access for National Steps Challenge Season 3 (NSC3), Personal Pledge, and Corporate Challenge, Singapore, 2017–2018. For NSC3 and Personal Pledge, the pre-intervention period was from September 28, 2017, to October 27, 2017 (days −30 to −1), and the intervention period was from October 28, 2017, to March 31, 2018 (days 0–154). n = 411,528 participants had at least 1 step count record between September 28, 2017, and March 31, 2018 (days −30 to 154). For Corporate Challenge, the pre-intervention period was from October 28, 2017, to January 14, 2018 (days 0–78), and the intervention period was from January 15, 2018, to April 30, 2018 (days 79–184). Following Organisation for Economic Co-operation and Development (48) classifications, participants were split into 3 groups: ages 15–24 years (those just entering the labor market following education), ages 25–54 (those in their prime working lives), and ages 55–64 (those passing the peak of their career and approaching retirement). n = 339,919 participants aged 25–64 had at least 1 step record between October 28, 2017, and April 30, 2018 (days 0–184).