The landscape of the alcohol rehabilitation industry has undergone significant transformation over the years, influenced by shifting societal attitudes, advances in medical technology, and evolving methodologies in treating addiction. An in-depth understanding of these modifications, their underpinning factors, and their implications for recovery strategies is pivotal for experts in the field.

One of the most salient trends in the industry is the movement away from a punitive perspective towards a more compassionate, health-centric approach. Addiction, including alcoholism, is increasingly recognized as a chronic disease, a stark departure from earlier views of it as a moral failing. This shift in perception, rooted in advancements in neuroscience, has paved the way for enhanced treatment strategies that encompass not only detoxification and abstinence but also psychological support and long-term disease management.

Furthermore, the rise of evidence-based treatments (EBTs) has revolutionized the alcohol rehab industry. EBTs are interventions that have undergone rigorous scientific testing to establish their efficacy and safety. Cognitive-behavioral therapy (CBT), one such EBT, targets the interplay of thoughts, emotions, and behaviors, equipping patients with skills to manage triggers and cope with cravings. Another EBT, motivational interviewing, is designed to increase an individual's motivation to change. Several studies, employing the methodologies of randomized controlled trials, meta-analyses, and systematic reviews, have demonstrated these therapies' success, illuminating their value in the industry.

Moreover, the integration of technology has provided an innovative frontier in rehab strategies. Teletherapy, for instance, offers a reliable platform for those who, due to geographical or time constraints, cannot physically access treatment centers. Mobile applications can supplement in-person therapy by providing recovery resources, tracking progress, and alerting patients to potential triggers. Although these technological advancements have their potential limitations, such as privacy concerns or reduced human interaction, the trade-off seems to favor their use due to the increased accessibility and continuity of care they offer.

In tandem with the evolution of treatment strategies, the business model of the alcohol rehab industry has also evolved. Increasingly, rehab centers are moving towards a value-based care model wherein reimbursement is tied to the quality of patient outcomes rather than the quantity of services provided. This shift incentivizes continual improvement of treatment strategies and fosters a patient-centric approach.

In terms of patient demographics, the industry is witnessing an uptick in alcohol-related problems among older adults. This trend, in part, can be attributed to factors such as retirement, loss of loved ones, or physical health issues that can lead to increased alcohol consumption. It underlines the importance of creating age-specific treatment strategies that consider the unique physiological and psychological needs of this population.

The epidemiology of alcohol addiction is also shaped by socioeconomic factors. Lower-income individuals are more likely to suffer from alcohol addiction and less likely to seek help, often due to lack of resources and social stigma. This socioeconomic gradient underlies health inequalities that need to be addressed through increased access, affordability, and awareness initiatives.

The alcohol rehab industry's future direction pivots on the continued understanding and application of these key findings. It is crucial to develop dynamic and personalized treatment strategies that reflect the multifaceted nature of alcohol addiction. As we move forward, the industry must continually evaluate and adapt its approaches, guided by scientific evidence, technological advancements, and a profound commitment to patient well-being.