. 2021 Oct 1;100(12):101507. doi: 10.1016/j.psj.2021.101507

Table 5.

Evaluation of Pekin duck fear response results under four monochromatic light-emitting diode fixtures.

Treatment	TILatencyto right¹^,³s	TIFirst head Mvmt¹^,³s	TI# Attempts²^,³	INVFlap duration¹^,³s	INV# Flaps¹^,³	INVIntensity¹^,³flaps/s
Blue	137.80	71.40	1.55	2.07^a	5.65^a	2.77
Green	185.00	93.90	1.40	1.73^ab	5.06^ab	2.92
Red	171.00	73.20	1.55	1.44^b	4.15^b	2.63
White	160.80	68.10	1.43	1.65^b	4.67^b	2.68
SEM	7.991	6.411	0.032	0.115	0.286	0.106
P-value	0.203	0.464	0.405	0.009	0.012	0.347

Abbreviations: INV, inversion testing; TI, tonic immobility.

^a-b

Differences for means in each column are indicated as by superscripts a,b, where P ≤ 0.05.

Data analysis conducted using One-way ANOVA.

Data analysis conducted using Kruskal-Wallis nonparametric test.

N = 480 ducks.