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Table 3 Model-averaged parameter estimates and 95% confidence intervals (CIs) from the best model set for nest survival rate of Silver-throated Tits at egg and nestling stages

From: Research activity does not affect nest predation rates of the Silver-throated Tit, a passerine bird building domed nests

Parameters Egg stage Nestling stage
Estimate 95% CI Estimate 95% CI
Intercept 6.429 (4.695, 8.163) 3.944 (2.810, 5.078)
Date (laying/hatching) − 0.031* (− 0.056, − 0.007) − 0.039* (− 0.067, − 0.011)
Nest age − 0.047* (− 0.086, − 0.008) − 0.038 (− 0.090, 0.013)
Nest height − 0.159 (− 0.724, 0.406) 0.337 (− 0.219, 0.894)
Filming activity 0.151 (− 1.378, 2.501) − 0.175 (− 1.501, 1.150)
Researchers’ nest visit activity 0.045 (− 0.566, 0.868) 0.525 (− 0.466, 1.517)
Year 2012a − 1.345 (− 3.152, 0.463) − 1.556* (− 2.586, − 0.527)
Year 2013a − 1.470* (− 2.985, − 0.044) − 0.501 (− 1.411, 0.408)
Year 2014a − 2.071* (− 3.580, − 0.562) − 0.925 (− 1.864, 0.014)
Year 2015a − 1.402 (− 2.944, 0.140) − 0.203 (− 1.215, 0.808)
Year 2016a − 1.076 (− 2.689, 0.536) − 0.742 (− 1.623, 0.138)
Year 2017a − 1.537* (− 3.036, − 0.037) − 0.126 (− 1.060, 0.808)
Year 2018a − 2.102* (− 3.580, − 0.625) − 1.117 (− 2.037, 0.197)
  1. * indicates significant effect as assessed by no overlap of the 95% CI with zero
  2. aYear 2011 is the reference category