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Table 7 Summary results for critical headways at double-lane roundabouts - inner circulating lane
From: Gap-accepteance parameters for roundabouts: a systematic review
study name | subgroup within study | mean [s] | sample size | st error [s] | Z - value | p - value | Q | I2 [%] |
|---|---|---|---|---|---|---|---|---|
Gazzarri et al. [45] | A1 | 4.05 | 62 | 0.10 | 39.37 | 0.00 | 16.78 | 0.00 |
Gazzarri et al. [45] | A2 | 3.59 | 53 | 0.09 | 40.84 | 0.00 | 16.78 | 0.00 |
Gazzarri et al. [45] | A3 | 4.42 | 51 | 0.16 | 27.69 | 0.00 | 16.78 | 0.00 |
Gazzarri et al. [45] | A4 | 3.71 | 54 | 0.10 | 36.35 | 0.00 | 16.78 | 0.00 |
Gazzarri et al. [45] | A5 | 3.71 | 82 | 0.11 | 33.93 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B1 | 5.50 | 468 | 0.12 | 45.76 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B2 | 4.20 | 275 | 0.14 | 30.28 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B3 | 4.30 | 17 | 0.39 | 11.08 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B4 | 4.20 | 99 | 0.22 | 19.00 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B5 | 4.40 | 237 | 0.09 | 48.38 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B6 | 4.30 | 100 | 0.09 | 47.78 | 0.00 | 16.78 | 0.00 |
Rodegerdts et al. [61] | B7 | 5.00 | 73 | 0.16 | 30.51 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C1 | 4.20 | 343 | 0.06 | 64.82 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C2 | 4.10 | 966 | 0.03 | 127.43 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C3 | 4.80 | 492 | 0.06 | 76.05 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C4 | 3.70 | 414 | 0.03 | 107.55 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C5 | 3.30 | 875 | 0.02 | 162.69 | 0.00 | 16.78 | 0.00 |
Zheng et al. [17] | C6 | 4.40 | 490 | 0.05 | 88.54 | 0.00 | 16.78 | 0.00 |
Li et al. [71] | D1 | 4.30 | 648 | 0.04 | 109.46 | 0.00 | 16.78 | 0.00 |
Fortuijn [44] | E1 | 3.16 | 12 | 0.01 | 273.66 | 0.00 | 16.78 | 0.00 |
summary effect (random) | Â | 4.16 | Â | 0.13 | 31.24 | 0.00 | 16.78 | 0.00 |