Table 2.

The RCTs on postoperative therapy for early-stage cervical cancer with high- or intermediate-risk factors for recurrence

Author	Year	No. of patients	Recurrent rate (%)	DFS/OS (month)
RCT, randomized controlled trial; CCRT, concurrent chemoradiation therapy; RT, radiation therapy; CT, chemotherapy; OBS, observation; DFS, disease free survival; OS, overall survival; HR, hazard retio; CI, confidence interval. *, P<0.05; **, P<0.01.
Curtin et al. (12)	1996	CT alone: 44; CCRT: 45	20; 22	3-y: 80/85; 3-y: 70/75
Peters et al. (13)	2000	CCRT: 127; RT: 116	Not described	4-y: 80**/81**; 4-y: 63/71
Rotman et al. (14)	2006	RT: 137; OBS: 140	HR, 0.54*; 90% CI, 0.35-0.81	Not described
Sehouli et al. (15)	2012	CT followed by RT: 132; CCRT: 131	Not described	2-y/5-y: 87.2/85.8; 2-y/5-y: 81.8/78.9