Coefficients | Estimate (95% CI) | se | t-value | p-value |

Level of LTFU at start of MTP-I (β_{0}) | 6.67 (5.33–8.04) | 0.67 | 9.93 | 0.0001^{*} |

Trend in LTFU in MTP-I (β_{1}) | −0.23 (−0.37– −0.09) | 0.07 | −3.32 | 0.002* |

Level change in LTFU in MTP-II (β_{2}) | 0.71 (−0.93–2.35) | 0.81 | 0.88 | 0.385 |

Trend change in LTFU in MTP-II (β_{3}) | 0.16 (0.004–0.32) | 0.08 | 2.08 | 0.044* |

*:

*p*<0.05.