abpain               package:nonbinROC               R Documentation

_P_a_e_d_i_a_t_r_i_c _a_b_d_o_m_i_n_a_l _p_a_i_n _s_t_u_d_y

_D_e_s_c_r_i_p_t_i_o_n:

     A data frame giving a series of confidence scores for the
     pre-imaging and  post-imaging diagnoses of 60 patients suffering
     from acute abdominal pain.

_U_s_a_g_e:

     data(abpain)

_F_o_r_m_a_t:

     This data frame contains the following 7 variables:

     '_G_r_o_u_p' gold standard for diagnosing the patient with acute
          abdominal pain (1 = surgical abdominal or urogenital
          condition, 2 = non-surgical abdominal condition and  3 =
          non-surgical urogenital condition)

     '_P_r_e_1' pre-image confidence score for surgical abdominal or
          urogenital condition

     '_P_r_e_2' pre-image confidence score for non-surgical abdominal
          condition

     '_P_r_e_3' pre-image confidence score for non-surgical urogenital
          condition

     '_P_o_s_t_1' post-image confidence score for surgical abdominal or
          urogenital condition

     '_P_o_s_t_2' post-image confidence score for non-surgical abdominal
          condition

     '_P_o_s_t_3' post-image confidence score for non-surgical urogenital
          condition

_S_o_u_r_c_e:

     Obuchowski, N. A., Goske M. J. and Applegate, K. E. (2001)
     Assessing physicians' accuracy in  diagnosing paediatric patients
     with acute abdominal pain: measuring accuracy for multiple
     diseases. _Statistics in Medicine_, 20, 3261-3278.

_R_e_f_e_r_e_n_c_e_s:

     Obuchowski, N. A. (2005) Estimating and comparing diagnostic
     tests' accuracy when the gold  standard is not binary. _Academic
     Radiology_, 12, 1198-1204.

