The phrase "a lack of intervention" is correct and usable in written English.
It can be used to describe a situation where no action or involvement has taken place in a particular context.
Example: "The study revealed that a lack of intervention during critical periods can lead to significant developmental delays in children."
Alternatives: "absence of intervention" or "failure to intervene".
Combined with a lack of intervention from police and increasing lawlessness, the combination was explosive: " [Looters] quickly see that police cannot control the situation, which leads to a sort of adrenalin-fuelled euphoria – suddenly you are in control and there is nothing anyone can do".
One of the potential reasons relates to a lack of intervention fidelity to the core elements of the diagnostic and/or therapeutic interventions that were meant to be used by the investigators.
A US study of the factors shaping the experiences of adult children of migrants found its results 'almost frightening in revealing the power of structural factors' on their lives, in which category they included the impact of family human capital, racism and a lack of intervention to lift the most disadvantaged out of poverty (Portes et al., 2005, p. 1032).
Without measuring fidelity, researchers do not know whether non-significant outcomes reflect a lack of intervention effectiveness or a lack of intervention fidelity [ 1– 3, 6].
This modest effect was partly explained by poor rates of uptake and adherence to the schemes and a lack of intervention relapse prevention strategies.
Evaluation of vocational programming for ex-offenders has been hampered by a lack of intervention programming with a strong research design [ 60, 61].
Relevant factors include the presence of barriers to accessing existing services and a lack of interventions that address the unique needs of veterans.
Implementation barriers were mainly scarce resources but also a lack of interventions that fit with routine health care.
Gaps include a lack of interventions which seek to educate and inform the wider family and social network surrounding pregnant women.
Nielsen and colleagues [ 37] posed, that there is a lack of interventions that combine process measures (e.g. managerial support for the intervention) and effect measures (e.g. job demands).
Despite the fact that these individuals have the highest rate of obesity [ 5, 6] and unhealthy dietary and physical activity patterns [ 43, 44], there is a lack of interventions that are appealing and effective for this high risk group.
