plotevent                package:Epi                R Documentation

_P_l_o_t _E_q_u_i_v_a_l_e_n_c_e _C_l_a_s_s_e_s

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

     For interval censored data, segments of times between last.well
     and first.ill are plotted for each conversion in the data. It also
     plots the equivalence classes.

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

     plotevent(last.well, first.ill, data)

_A_r_g_u_m_e_n_t_s:

last.well: Time at which the individuals are last seen negative for the
          event 

first.ill: Time at which the individuals are first seen positive for
          the event 

    data: Data with a transversal shape 

_D_e_t_a_i_l_s:

     last.well and first.ill should be written as character in the
     function.

_V_a_l_u_e:

     Graph

_A_u_t_h_o_r(_s):

     Delphine Maucort-Boulch, Bendix Carstensen, Martyn Plummer

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

     Carstensen B. Regression models for interval censored survival
     data: application to HIV infection in Danish homosexual men.Stat
     Med. 1996 Oct 30;15(20):2177-89. 

     Lindsey JC, Ryan LM. Tutorial in biostatistics methods for
     interval-censored data.Stat Med. 1998 Jan 30;17(2):219-38.

_S_e_e _A_l_s_o:

     'Icens'

