An open base patient lifting machine has generally upwardly extending first and second masts. There is a space between the lower end portion of the second mast. A patient support extends forwardly from the upper portion of the frame. A base at the lower portion of the frame supports the frame. The base has a forwardly extending first leg that is pivotably coupled to the lower end of the first mast about a vertical first axis. An opposed outer end portion of the first leg is positioned forwardly of the first mast. A second leg extends generally forwardly from the second mast. The second leg is pivotably coupled to the lower end portion of second mast about a vertical second axis. A portion of the second leg is positioned forwardly of the second mast. The legs are pivotable about their axes towards and away from each other.