Table 1.

Times between decision to deliver and delivery, by year. Values are number (percentage) of cases

	May-Dec 1997 (n=193)	1998 (n=241)	1999 (n=287)
Delivered in 30 minutes	120 (62)	166 (68)	192 (67)
Delivered in 40 minutes	163 (84.5)	213 (88)	261 (91)*
Delivered in >50 minutes	12 (6.2)	7 (3.2)	10 (3.5)
Theatre in 10 minutes:
Delivered in 30 minutes	98/120 (82)	137/163 (84)	174/217 (80)
Delivered in 40 minutes	114/120 (95)	157/163 (96)	214/217 (99)
Theatre in >10 minutes:
Delivered in 30 minutes	22/73 (30)**	29/78 (37)**	18/70 (25)**
Delivered in 40 minutes	49/73 (67)**	56/78 (71)**	47/70 (67)**

^*P<0.05 compared with 1997. 

^**P<0.001 compared with group to theatre in 10 minutes.