heart package:survival R Documentation _S_t_a_n_f_o_r_d _H_e_a_r_t _T_r_a_n_s_p_l_a_n_t _d_a_t_a _D_e_s_c_r_i_p_t_i_o_n: Survival of patients on the waiting list for the Stanford heart transplant program. _U_s_a_g_e: heart jasa jasa1 _F_o_r_m_a_t: jasa: original data birth.dt: birth date accept.dt: acceptance into program tx.date: transplant date fu.date: end of followup fustat: dead or alive surgery: prior bypass surgery age: age (in days) futime: followup time wait.time: time before transplant transplant: transplant indicator mismatch: mismatch score hla.a2: particular type of mismatch mscore: another mismatch score reject: rejection occurred jasa1, heart: processed data start, stop, event: Entry and exit time and status for this interval of time age: age-48 years year: year of acceptance (in years after 1 Nov 1967) surgery: prior bypass surgery 1=yes transplant: received transplant 1=yes id: patient id _S_o_u_r_c_e: J Crowley and M Hu (1977), Covariance analysis of heart transplant survival data. _Journal of the American Statistical Association_, *72*, 27-36. _S_e_e _A_l_s_o: 'stanford2'