A two-tier health system is emerging with people increasingly paying for tests and treatments on the private sector to beat NHS waits, a patient watchdog is warning. Healthwatch England said feedback from patients combined with polling suggested use of the private sector is on the rise, with long NHS waits said to be a key factor. Private sector providers said alongside rises in people paying for treatment, some were also using the private sector to get scans and tests done before returning to the NHS, with their results, in a bid to get seen quicker. The government said it is making improvements, adding it is determined to reduce the delays that meant some felt the need to pay fore care. The survey of nearly 2,600 people in England found 16% of people had used the private sector in the past year, up from 9% two years previously. Four in 10 of those that had paid for care cited long NHS waits. The wealthier people are the more likely they are to use private healthcare, the poll suggested.…