Table 3

Length of intervals

Percentile	N	25th	50th	75th
Patient interval
Howell et al 31	341	1	31	122
Lyratzopoulos et al 27	124	0	13.5	31
Weighted estimate	465	0.7	26.3	97.7
Primary care interval
Lyratzopoulos et al 26	176	5	21	55
Swann et al 28	150	4.2	23.5	56.8
Weighted estimate	326	4.6	21.6	55.8
Referral to diagnosis interval
No papers reporting this interval
Diagnostic interval
Friese et al 8	3831	27	99	252
Howell et al 31	341	34	83	167
Varga et al 29	193	88	125	230
Neal et al 25	221	56	144	264
Din et al 24	500	54	149	263
Goldschmidt et al 30	107	NR	341	NR
Swann et al 28	202	24	53.5	107.5
Weighted estimate	5395	33.3	108.6	241.7
Time to diagnosis
Howell et al 31	341	84	163	306

NR, not reported.