std                  package:KMsurv                  R Documentation

_d_a_t_a _f_r_o_m _S_e_c_t_i_o_n _1._1_2

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

     The 'std' data frame has 877 rows and 3 columns.

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

     This data frame contains the following columns:

     _o_b_s Observation number

     _r_a_c_e Race (W=white, B=black)

     _m_a_r_i_t_a_l Marital status (D=divorced / separated, M=married,
          S=single)

     _a_g_e AGE

     _y_s_c_h_o_o_l Years of schooling

     _i_i_n_f_c_t Initial infection (1= gonorrhea, 2=chlamydia, 3=both)

     _n_p_a_r_t_n_e_r Number of partners

     _o_s_1_2_m Oral sex within 12 months (1=yes, 0=no)

     _o_s_3_0_d Oral sex within 30 days (1=yes, 0=no)

     _r_s_1_2_m Rectal sex within 12 months (1=yes, 0=no)

     _r_s_3_0_d Rectal sex within 30 days (1=yes, 0=no)

     _a_b_d_p_a_i_n Presence of abdominal pain (1=yes, 0=no)

     _d_i_s_c_h_a_r_g_e Sign of discharge (1=yes, 0=no)

     _d_y_s_u_r_i_a Sign of dysuria (1=yes, 0=no)

     _c_o_n_d_o_m Condom use (1=always, 2=sometime, 3=never)

     _i_t_c_h Sign of itch (1=yes, 0=no)

     _l_e_s_i_o_n Sign of lesion (1=yes, 0=no)

     _r_a_s_h Sign of rash (1=yes, 0=no)

     _l_y_m_p_h Sign of lymph (1=yes, 0=no)

     _v_a_g_i_n_a Involvement vagina at exam (1=yes, 0=no)

     _d_c_h_e_x_a_m Discharge at exam (1=yes, 0=no)

     _a_b_n_o_d_e Abnormal node at exam (1=yes, 0=no)

     _r_i_n_f_c_t Reinfection (1=yes, 0=no)

     _t_i_m_e Time to reinfection

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

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

     Klein and Moeschberger (1997) _Survival Analysis Techniques for
     Censored and truncated data_, Springer.

_E_x_a_m_p_l_e_s:

     data(std)

