Suppl. Table S4.

z-scored results from all participating laboratories in round 1 (top) and 2 (bottom) and inter-laboratory variation in z scores (as standard deviation) between all laboratories and separated by technique

Lab 1	Lab 2	Lab 3	Lab 4	Lab 5	Lab 6	Lab 7	Lab 8	Lab 9	Lab 10	lab 10-2	SD	SD	SD South/
South	South	STELA	qPCR	qPCR	qPCR	qPCR	qPCR	qPCR	qPCR	qPCR	all	qPCR	STELA
round 1
0.453	−0.012	0.751	0.480	0.306	0.703	0.663	−0.033	0.319			0.288	0.271	0.385
0.344	0.928	0.540	−0.666	0.527	0.492	0.239	0.876	0.417			0.463	0.524	0.296
2.414	1.894	2.280	1.395	1.538	1.419	2.370	1.330	1.484			0.453	0.389	0.270
0.165	0.670	−0.094	−0.795	−0.426	−0.242	0.083	−0.210	−0.491			0.426	0.298	0.390
−1.075	−0.727		−1.172	−1.245	−1.358	−0.561	−1.699	−1.030			0.357	0.379	0.246
−1.073	−1.004	−0.958	−1.280	−1.303	−1.541	−1.176	−1.159	−1.312			0.181	0.138	0.058
−0.061	−0.264	−0.320	0.177	0.201	0.165	−0.162	0.161	0.147			0.209	0.137	0.136
−1.035	−1.416	−1.092		−1.333	−1.474	−1.423	−1.327	−1.337			0.158	0.067	0.205
−0.295	0.129	−0.506	0.891	1.166	0.413	1.338	0.998	1.496			0.723	0.382	0.324
−0.338	−0.457	−0.519	−0.117	−0.054	−0.236	0.124	−0.066	−0.049			0.213	0.117	0.092
round 2
0.998	1.029	1.242	−0.217	0.435	0.300	0.643	0.591	0.124	−0.143	0.140	0.483	0.317	0.133
1.349	1.635		1.454	1.549	1.455	0.778	1.521	1.386	1.624	1.397	0.398	0.414	0.244
1.449	1.622	1.987	2.030	1.215	1.554	0.974	1.302	1.250	1.131	0.169
−0.093	−0.098	0.043	−0.592	−0.572	−0.455	−0.095	−0.177	−0.705	−0.336	−0.365	0.247	0.210	0.080
	−0.313	−0.073	−0.231	−0.880	−0.794	−0.817	−0.704	−0.444	−0.803	−0.387	0.289	0.242	0.170
−0.233	−0.434	−0.503	0.222	0.146	0.239	−0.283	0.151	0.158	0.273	0.919	0.310	0.245	0.157
−0.061	−0.264	−0.320	0.177	0.201	0.165	−0.162	0.161	0.147	0.100	0.195
−1.228	−1.349	−1.077	−1.313	−1.295		−1.446	−1.317	−1.376	−1.336	−1.566	0.138	0.104	0.123
−1.252	−1.278	−1.028	−1.296	−1.258	−1.561	−1.517	−1.352	−1.376	−1.329	−1.527
−0.428	−0.292	−0.351	0.853	1.081	0.754	0.429	0.953	1.193	0.819	1.024	0.615	0.235	0.068
										median	0.310	0.245	0.170