No of patient with backache | Group TDC (n = 65) | Group TDK (n = 65) | Chi-square | |||

N | % | N | % | X | P-value | |

After 24 hours post spinal | 10 | 15.4 | 3 | 4.6 | 4.188 | 0.041* |

After 48 hours post spinal | 4 | 6.2 | 2 | 3.1 | 0.699 | 0.403 |

After 2 weeks post spinal | 1 | 1.5 | 1 | 1.5 | 0.000 | 1.000 |