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Table 4 Types of modified working conditions and frequency of significant intervention effects

From: Effects of organisational-level interventions at work on employees’ health: a systematic review

   Statistically significant?
Working condition Number of modified working conditions No Yes
Material 1 1 1
Material, organisation 2 4 6
Material, time, organisation 3 0 3
Organisation 1 10 6
Time 1 3 2
Time, organisation 2 2 1