Difference in the extent of wound healing by treatment

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Data are collected in a clinical trial evaluating a new compound designed to improve wound healing in trauma patients. The new compound is compared against a placebo after treatment for 5 days with the new compound or placebo, the extent of wound healing is measured and the data are shown in table 7-6. Is there a difference in the extent of wound healing by treatment? (hint: are treatment and the percent wound healing independent?) Run the appropriate test at a 5% level of significance.

Percent Wound Healing
Teatment 0-25% 26-50% 31-75% 76-100%
New Compund
(N=125) 14 37 32 41
Placebo
(n=125) 36 45 34 10

Reference no: EM132847176

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